RANKING

Rank 19 out of 50 Summarized in this category Rankings based on: • Pros-to-cons ratio • Number of reviews • Category average

Ultimate Ears

Wonderboom 4

Name: Wonderboom 4
Brand: Ultimate Ears

around $100

All prices are estimates and may vary from actual prices.

189 Pros

78%
16 reviews (2h 10m)

52 Cons

Meet the Ultimate Ears Wonderboom 4, the compact Bluetooth speaker that packs a serious sonic punch for its size. Engineered for adventure, it’s built to go anywhere you do. With a rugged, drop-proof design and an IP67 rating, it's fully waterproof, dustproof, and even floats, making it the perfect companion for pool parties, beach trips, and rugge...

Summary of pros and cons from human reviewers, put together by AI

62%

26 vs 16

Features

69%

31 vs 14

Sound Quality

100%

23 vs 0

Design

89%

31 vs 4

Durability

80%

24 vs 6

Connectivity

Reviewer verdict

Across 16 YouTube reviews, the Ultimate Ears Wonderboom 4 earns an Index score of 4.1/5, ranking #19 among Bluetooth Speakers. Reviewers most often praise its durability, sound quality, features, while the most common criticisms concern features, sound quality.

The Wonderboom 4 is widely praised for its surprisingly big, clear 360° sound from a compact, rugged package, a point made by many reviewers (31 mentions of sound). Reviewers consistently note punchy bass, balanced mids and highs, and low distortion at typical listening levels, plus useful outdoor boost for open-air listening. Its durability and water resistance (IP67/IPX7), floatability, and drop resistance are equally celebrated across many reviews (31 mentions of durability). Reviewers also highlight modern conveniences like USB-C charging, a new podcast mode and easy controls, plus reliable Bluetooth pairing and stereo linking as common positives.

Criticisms are concentrated on missing features and controls, especially the lack of a microphone/speakerphone, limited on-device track controls, and weak app or EQ support (16 mentions under features). Some reviewers warn the small size limits ultimate loudness and bass compared with larger speakers, and a minority report distortion at high volumes (14 mentions under sound quality). A few notes question value versus competitors and the removal of auxiliary wired input, and there are occasional connectivity or water-use caveats reported by a small number of reviewers.

Analysis based on 16 YouTube reviews (2h 10m of video) with 189 pros and 52 cons extracted.

Pros (189)

Durability (31)

Sturdy design and certifications make it reliable for tough environments ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 3:54
Ideal for any situation from pool to mountains ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 4:59
Incredibly durable with waterproof, dustproof, and floating design, perfect for pool parties or hikes ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 1:47
IP67 water and splash resistance, can be used in rain or pool ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 3:04
Floats on water, demonstrating good waterproof sealing ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 14:23
Can withstand drops up to 5 meters, rugged and durable for outdoor use ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 3:35
The UE Wonderboom is built like a tank with a nylon weave outer and durable plastic end caps for impact protection and grip. ▶ UE Wonderboom Review Small But Tough @ 1:06
IPX7 certified, can be submerged in water and floats, making it easier to retrieve if dropped in water. ▶ UE Wonderboom Review Small But Tough @ 2:28
Small and rugged enough to stand up to almost anything with no moving parts exposed, good for outdoor use like beach, lake, camping, or boat. ▶ UE Wonderboom Review Small But Tough @ 4:00
Super rugged with IP67 rating and floats, providing protection for up to 4 hours if submerged in water. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 5:43
IP67 waterproof rating, can be submerged in water for 30 minutes and still works flawlessly ▶ Ultimate Ears WONDERBOOM 4 @ 3:01
Waterproof and dust proof with IP67 rating ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 1:38
Drop proof up to 1.5 meters ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 2:27
Durable and portable Bluetooth speaker ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 11:44
IP67 certified waterproof, dustproof, floatable, and drop tested from 1.5 m. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 0:57
Durability, user-friendliness, and powerful sound are defining characteristics. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:59
Virtually indestructible and very tough, can withstand being thrown, kicked, and even driven over by a car (within reason) ▶ UE Wonderboom Review and Giveaway! @ 0:33
Waterproof down to one meter for 30 minutes and floats on water ▶ UE Wonderboom Review and Giveaway! @ 1:20
High waterproof rating (IPX7), can be used in the shower and easily cleaned by rinsing ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 2:58
Highly recommended waterproof Bluetooth speaker ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 4:22
IP67 rated dustproof and waterproof, can be submerged in 1 meter of water for 30 minutes and floats. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 2:17
Loud, tough, and shockingly versatile for its size ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 6:26
Floats and is IP67 rated for water and dust resistance ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 6:47
Rugged build, drop tested to survive abuse from toddlers and clumsy adults ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:30
It is waterproof and now floats without needing an additional flotation device. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 2:13
The speaker is pretty durable and can survive drops from 2 to 5 feet. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 2:25
Ultimate Ears Wonderboom 4 is IPX7 rated, so it can handle being submerged in water and is designed to float. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 8:03
Durable fabric and IP67 rating: fully waterproof, dustproof, and floats on water ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:04
Floats on water ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 3:11
The fit and finish of the packaging is very nice, with an Apple-esque quality and good build quality with a nice heft. ▶ Is the UE EPICBOOM really that EPIC? @ 0:58
IP67 certified: waterproof, dust and shock resistant, can float on water ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 1:14

Sound Quality (31)

Pumps out surprisingly rich and clear 360° sound that defies its small size ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 1:39
Fantastic sound quality ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 1:58
Simple, tough, and great sounding speaker ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 2:05
Clear, crisp, and sharp sound quality with strong bass ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 11:19
360-degree audio effect providing immersive sound experience ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 8:37
Omnidirectional speaker that shoots music all around (360 degrees). ▶ UE Wonderboom Review Small But Tough @ 2:22
Fills a bedroom or bathroom with sound and has a lot of clean bass. ▶ UE Wonderboom Review Small But Tough @ 2:44
Sound packs a punch for its size with optimized acoustic architecture, including two precision-tuned active 4-range drivers and two passive radiators for enhanced bass. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 6:40
Sounds really good depending on the music and volume ▶ Ultimate Ears WONDERBOOM 4 @ 1:27
Fantastic sound quality at 70% volume for most music ▶ Ultimate Ears WONDERBOOM 4 @ 2:02
Overall excellent speaker experience, rated 5 out of 5 stars ▶ Ultimate Ears WONDERBOOM 4 @ 4:44
360 degree sound ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 2:21
Good bass and overall sound quality ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 10:21
240 mm active drivers and two passive radiators produce crisp, full-bodied sound in all directions. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:15
Outside boost enhances loudness and clarity in open areas, great for outdoor activities. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:22
360 degree sound with good sound quality and enhanced bass response ▶ UE Wonderboom Review and Giveaway! @ 1:09
Amazing sound quality with big sound, tons of bass, balanced treble, and very clear audio for its size ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 2:21
360-degree speaker design for consistent sound in any direction ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 2:41
The Ultimate Ears Wonderboom 4 is a great little compact speaker. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 0:03
Has two 40mm drivers and two passive radiators providing 360° sound for consistent audio quality around the speaker. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 3:40
Sound quality is good with tight control, balanced bass, warm mids and highs, and pleasant listening experience. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 5:57
Tiny, adorable, and packs a serious sonic punch despite its compact size ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 6:15
Improved clarity and detail with 360° audio projection that works well without needing precise positioning ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 6:55
Bass is full and punchy for its size, especially in outdoor mode which enhances presence in open spaces ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:05
The sound quality is really good and a little more gravelly. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 1:57
The speaker delivers 80 watts of output with stereo playback and a 2.1 driver setup including a dedicated woofer for solid bass response. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 6:46
Surprisingly loud 360° sound in a rugged, portable package ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 0:49
Sounds absolutely fantastic, can fill an entire room indoors and is powerful outdoors ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 2:10
Punchy bass, clean mids and highs, minimal distortion even at max volume ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 2:29
The speaker offers 360-degree sound and holds up well compared to other premium midsize speakers. ▶ Is the UE EPICBOOM really that EPIC? @ 4:38
Two 40 mm active drivers with two passive radiators deliver immersive 360° sound ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 1:39

Features (26)

Stereo pairing feature with another Wonderboom 3 or 4 for immersive sound experience ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 3:05
No extra app required; all controls managed via intuitive buttons ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 3:25
Combines portability, durability, and acoustic performance with modern features like USB-C and podcast mode ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 4:44
Long overdue USB C port ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 2:02
Comes with a thick USB-C charging cable and quick start guide ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 2:00
Includes outdoor boost mode to adjust sound profile for wide open environments and easy NFC pairing with compatible Android phones. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 6:03
Customizable EQ in the UE Boom app with presets like signature, bass boost, cramped spaces, deep relaxation, and podcast vocal, plus a 5-band custom EQ option. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 8:16
Hidden equalizer button with normal, outdoor, and podcast modes ▶ Ultimate Ears WONDERBOOM 4 @ 0:58
USB-C charging port ▶ Ultimate Ears WONDERBOOM 4 @ 3:32
USB-C charging port ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 3:21
Has volume buttons and mode button for easy control ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 3:55
Has a dedicated app for phone control ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 4:21
Easy to charge with USB-C and any power supply ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 12:21
Five buttons on the speaker allow control of power, volume, play/pause, skip tracks, and pairing two units for stereo sound ▶ UE Wonderboom Review and Giveaway! @ 1:35
Simple on/off button and volume buttons that are easy to understand ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 1:09
USB charging port that is easy to connect ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 1:33
EQ button enables outdoor mode to drop bass and boost treble for better outdoor listening. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 2:00
New podcast mode that tweaks tuning for clearer spoken content, useful for audiobooks and long-form audio ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:12
Simple to use with no app or EQ controls; straightforward play and good sound ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:39
It has a customizable nine-band EQ via the Soundcore app allowing fine-tuning of sound. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 7:24
Includes a built-in light show on its passive radiators that can be customized or turned off to save battery. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 6:51
Outdoor boost mode tweaks EQ to project better outside ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:45
New podcast mode makes voices sound richer and clearer ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:49
Podcast mode effectively enhances vocal clarity and warmth, making spoken word content more enjoyable ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 2:44
The magic button feature allows you to hold down the play/pause button for 3 seconds to automatically play your favorite playlist even if the speaker is off. ▶ Is the UE EPICBOOM really that EPIC? @ 1:50
Dedicated button to choose between several sound modes including outdoor boost and podcast mode ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 2:10

Connectivity (24)

Quick and easy Bluetooth pairing with Google Fast Pair ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 4:26
Supports pairing two speakers for stereo sound ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 7:03
Bluetooth range up to 40 meters, much farther than typical 10 meters ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 12:14
Pairing with phone or computer is super simple with no need for a smartphone app. ▶ UE Wonderboom Review Small But Tough @ 1:36
Can pair two Wonderbooms to play music simultaneously. ▶ UE Wonderboom Review Small But Tough @ 1:41
Uses Bluetooth 4.2 with 100 foot range and can go through a few walls. ▶ UE Wonderboom Review Small But Tough @ 1:52
Features Bluetooth 5.1 with a range of 55 meters, which is more than enough for typical use. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 5:33
Can pair with any other UE speaker using the party up feature for broader sound and higher volume. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 8:42
Can pair two Wonderboom 4 speakers for more volume or stereo sound ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 2:04
Can link with two devices at once and operates on Bluetooth 5.2 with up to 40 m range. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:32
Two Wonderboom 4 speakers can be wirelessly linked for stereo sound. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:42
Supports pairing up to eight devices at once with a 33 meter range ▶ UE Wonderboom Review and Giveaway! @ 1:17
Really nifty and easy to use Bluetooth connection with a loud noise to confirm connection ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 0:41
Bluetooth button allows easy pairing and connecting multiple Wonderboom speakers ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 0:55
Good solid Bluetooth connection with no dropouts or quality issues. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 2:39
Supports stereo pairing for stereo sound. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 2:47
Supports multi-point connection to multiple devices at the same time. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 2:51
It has a 100 ft Bluetooth range and can connect up to eight devices. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 2:07
Simple pairing and can link two Wonder Boom 4s for bigger stereo sound with left and right channels ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:25
Multi-point pairing allows connection to two devices and easy switching ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:56
Good wireless range with no signal drop at a good distance ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 2:03
It has NFC for easy pairing by just putting your phone close to the device. ▶ Is the UE EPICBOOM really that EPIC? @ 1:42
Bluetooth 5.2 technology ensures stable and smooth connection up to 10 meters ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 1:55
Supports multipoint connections allowing easy switching between two connected devices ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 2:04

Design (23)

Made from over 30% recycled plastic, eco-friendly ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:19
Easy to control with volume up/down buttons and power/play button ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 1:32
It has some pretty playful color ways. ▶ UE Wonderboom Review Small But Tough @ 0:21
UE created a memorable unboxing experience. ▶ UE Wonderboom Review Small But Tough @ 0:48
Minimal interaction with simple buttons for volume, power, play/pause, and Bluetooth sync. ▶ UE Wonderboom Review Small But Tough @ 1:18
Controls are super easy to use with all usual buttons including power, Bluetooth, outdoor boost, and a magic button for playback and OneTouch playlists. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 5:07
The lanyard serves as a reference point and the buttons are different sizes and shapes, making it easy to learn what they mean ▶ Ultimate Ears WONDERBOOM 4 @ 0:17
Single function volume buttons (plus and minus) are perfect ▶ Ultimate Ears WONDERBOOM 4 @ 0:52
Made with recycled plastic (minimum 31% post consumer recycled plastic) ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 2:37
Small, durable Bluetooth speaker with playful design and serious capability, ideal for adventurers. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 0:40
Made of 31% postconsumer recycled plastic, eco-friendly. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:07
Available in several colors ▶ UE Wonderboom Review and Giveaway! @ 4:17
Wide variety of vibrant colors with a modern, high-tech look that fits well in any room ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 3:42
Easy to control with big plus and minus buttons for volume and a central control for play/pause and skip tracks. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 1:01
Built like a hockey puck wrapped in colorful mesh fabric with oversized plus and minus signs for volume control ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 6:39
The new cylindrical design allows the volume to fill the room more and provides deeper bass. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 1:47
Classic Wonderboom look with chunky, gigantic volume buttons that are easy to press ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 0:56
Made out of recycled materials, showing an environmentally friendly design. ▶ Is the UE EPICBOOM really that EPIC? @ 6:50
Compact and durable design suitable for music lovers on the go and everyday adventurers ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 0:04
Practical design with impressive waterproofing and ability to deliver immersive 360° sound ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 0:20
Mesh fabric covering gives a nice feel while making it tough enough for everyday life ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 1:00
Large intuitive volume buttons for easy handling even in tough conditions ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 1:08
Modern color options like cobalt blue and bright pink add personality ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 1:27

Portability (23)

More portable and less bulky compared to competing models like JBL Flip 6 ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 4:10
Perfect speaker to bring anywhere, including pool and outdoor adventures ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 0:28
Lightweight and portable with a hook for easy carrying ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 2:28
The UE Wonderboom is tiny but a solid contender. ▶ UE Wonderboom Review Small But Tough @ 0:10
Ultimate Ears wonderboom 4 has a smaller, lightweight form factor that is very portable and convenient for use around the home and outdoors. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 4:15
Combines the use case of bigger and smaller speakers, bridging the gap between portability and home speaker functionality. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 9:33
Small size, about 4 inches in any direction with rounded corners ▶ Ultimate Ears WONDERBOOM 4 @ 1:22
Great speaker for outdoor activities near water like canoeing or camping ▶ Ultimate Ears WONDERBOOM 4 @ 4:17
Includes elastic strap for easy carrying on backpack ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 3:46
Good for outdoor activities like camping, biking, hiking, showering ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 11:57
Compact and portable design with a fabric loop for easy hanging ▶ UE Wonderboom Review and Giveaway! @ 1:04
Awesome little portable Bluetooth speaker ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 0:08
Hanging loop for easy carrying with a carabiner or backpack ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 2:04
Physically compact size, around 10 cm tall and wide. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 0:37
Lightweight at 420 g, not particularly heavy. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 0:48
Has a lanyard loop for clipping on a carabiner to hang it anywhere. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 1:26
Perfect for tossing in a backpack, clipping to a bike, or sticking in a shower caddy ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:53
Compact, waterproof Bluetooth speaker designed for life on the go ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 0:37
About the size of a large coffee mug and weighs under 500 g ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 0:40
Has a loop on top for clipping to a bag and is drop tested from about 1.5 m ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:10
Never felt underpowered for its small size, usable in shower and outdoors ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 2:37
The speaker comes with a magnetized strap that is satisfying and convenient for carrying around. ▶ Is the UE EPICBOOM really that EPIC? @ 1:12
Compact dimensions and lightweight (10.4 cm height, 9.5 cm width, 420 g) making it easy to carry or hang ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 0:47

Battery Life (17)

14 hours of usage time ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 1:35
Great 14 hour battery life ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 2:00
Long battery life up to 14 hours on a full charge ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 11:34
Offers 20-hour battery life, which is more than enough for this type of speaker. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 5:56
Long battery life of about 14 hours ▶ Ultimate Ears WONDERBOOM 4 @ 3:41
New USB-C port allows quick and easy charging; full charge takes about 2.66 hours. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:44
Battery life up to 14 hours on a single charge. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 1:53
10 hour battery life with 2.5 hours charging time ▶ UE Wonderboom Review and Giveaway! @ 1:15
10-hour battery life allowing all-day use without worry ▶ ✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Rev @ 1:47
Better battery life than the comparison speaker, up to 14 hours on a single charge. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 3:16
Charges in about 2.5 hours via USB-C port. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 3:27
Battery life bumped up to around 14 hours, solid for this size bracket ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:25
Battery life is about 10 hours at around 70% volume. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 2:33
It offers a good battery life with real-world testing showing almost 16 hours of playback at 80 dB with party lights on. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 8:41
Under manufacturer testing conditions, it can last over 27 hours of playback, exceeding advertised claims. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 9:00
Rated for 14 hours of battery life, with 12 to 13 hours achieved at moderate volume ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 1:35
14-hour battery life with quick charging via modern USB-C port in about 2 hours ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 2:37

Volume (7)

Very loud sound output even at 50% volume, can reach very high volume ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 6:48
Delivers powerful 360-degree sound with a bass-forward feature, max output of 86 dB, enough to fill open plan or outdoor spaces for parties and barbecues. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 7:53
Sounds plenty loud at 3/4 volume, suitable for small groups up to six people ▶ Ultimate Ears WONDERBOOM 4 @ 4:08
Can get very loud without distortion, suitable for parties or outdoor use ▶ UE Wonderboom Review and Giveaway! @ 2:46
Volume can get loud enough to fill a room without excessive distortion at moderate levels. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 5:23
The Ultimate Ears Wonderboom 4 is a little bit louder at 86 dB compared to the previous model's 85 dB. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 1:39
This tiny speaker might be the loudest thing that you can throw in a bag ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 0:00

Value (7)

Reasonably priced compared to other speakers with similar features ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 17:43
The UE Wonderboom currently retails for $99.99 with potential sales on Amazon. ▶ UE Wonderboom Review Small But Tough @ 0:37
2 years warranty ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 2:32
Certified carbon neutral ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 2:51
Affordable price at $99 ▶ UE Wonderboom Review and Giveaway! @ 3:10
It is a $100 portable Bluetooth speaker with good features for the price. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 2:37
The speaker is very affordable at $129 full price and often goes on sale for less, offering excellent value for the features and performance. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 7:34

Cons (52)

Features (16)

Lacks app support ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 1:56
Cannot go back a track or activate Siri with buttons and tactile feedback from buttons is non-existent. ▶ UE Wonderboom Review Small But Tough @ 1:29
Battery life gauge is poor; no LEDs or battery percentage readout, must press buttons to hear a tone indicating battery level which is not optimal. ▶ UE Wonderboom Review Small But Tough @ 3:16
Does not have the same acoustic upgrades as the Boom 4 and Mega Boom 4 models. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 2:52
Could have used a more recent Bluetooth version than 5.1. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 5:39
Lacks power bank functionality, which some competitors offer. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 6:13
No Wi-Fi functionality, limiting home use features. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 6:18
Not perfect; some wished for more groundbreaking features and power bank functionality. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 9:46
No button to go to the previous track from the speaker controls ▶ Ultimate Ears WONDERBOOM 4 @ 0:39
Lacks a plethora of smart features compared to some competitors. ▶ [Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Spe @ 2:05
No dedicated app for the Wonderboom 4, limiting control to Bluetooth device or speaker buttons only ▶ UE Wonderboom Review and Giveaway! @ 3:48
Can only skip tracks forwards, no backwards skip. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 1:13
Does not have an app or EQ controls, so sound customization is not possible ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:39
No microphone, so no speakerphone or voice assistant support ▶ Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watchin @ 7:44
Speakerphone functionality has been removed since the UE Mini Boom and is still missing. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 3:34
No microphone for calls ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 3:31

Sound Quality (14)

Bass is a bit limited due to the speaker's small size ▶ Discover the Ultimate Portable Speaker: Ultimate Ears Wonder @ 3:58
Sound quality is not great; mids and highs sound raspy at higher volumes and overall sound is shallow. ▶ UE Wonderboom Review Small But Tough @ 2:57
Not recommended as a primary bedroom speaker due to sound quality; better alternatives exist at the same price point. ▶ UE Wonderboom Review Small But Tough @ 4:18
Sound stage is not as wide as the bigger Epic Boom speaker. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 8:02
Outdoor mode on equalizer emphasizes higher frequencies at the cost of sound quality ▶ Ultimate Ears WONDERBOOM 4 @ 1:10
Podcast mode emphasizes vocal frequencies but doesn't capture the full range of human voice ▶ Ultimate Ears WONDERBOOM 4 @ 2:46
Bass distortion occurs at about 30-35% volume during bass torture test ▶ Ultimate Ears WONDERBOOM 4 @ 1:38
High frequency distortion starts at about 70% volume ▶ Ultimate Ears WONDERBOOM 4 @ 1:48
Cannot overdrive the speaker without unpleasant distortion ▶ Ultimate Ears WONDERBOOM 4 @ 2:16
Recommendation to keep volume at 3/4 or less to avoid distortion ▶ Ultimate Ears WONDERBOOM 4 @ 3:53
Mids and trebles suffer slightly due to enhanced bass response ▶ UE Wonderboom Review and Giveaway! @ 3:02
Podcast mode for clearer voices is not particularly useful in practice. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 2:12
Sound compression and loss of bass and shrill treble at max volume, though less severe than the comparison speaker. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 5:32
Sound quality and volume won't compete with bigger speakers due to size limitations ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 3:33

Value (6)

Not a massive leap from the previous version ▶ BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! @ 1:55
Relatively expensive at £250, which is higher than some other portable options. ▶ UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megab @ 6:28
If you already own a $50-$100 portable Bluetooth speaker from last year or the year before, there is little reason to upgrade to this model. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 2:41
The price is relatively high compared to some competitors, with the speaker going for around $313 which might be steep for some buyers. ▶ Is the UE EPICBOOM really that EPIC? @ 4:53
It does not necessarily offer much more than other speakers in the same price range. ▶ Is the UE EPICBOOM really that EPIC? @ 5:58
The speaker might be more appealing if priced around $200-$250 to be more competitive. ▶ Is the UE EPICBOOM really that EPIC? @ 6:04

Connectivity (6)

Occasional Bluetooth cut out with older laptops. ▶ UE Wonderboom Review Small But Tough @ 2:02
No audio jack built in, so only wireless music listening is possible. ▶ UE Wonderboom Review Small But Tough @ 2:08
Connection cuts out if the speaker is submerged in water. ▶ UE Wonderboom Review Small But Tough @ 2:36
No auxiliary jack for wired connection. ▶ UE Wonderboom Review Small But Tough @ 3:08
Does not have an Aux-in input for wired connection. ▶ Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears W @ 3:03
The auxiliary input port was removed, which was a nice option on previous models. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 3:21

Durability (4)

Not recommended to dunk in sea water due to salt corrosion risk ▶ Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Re @ 16:41
Sound quality suffers slightly when submerged in water, with muffled audio and water splashing from the speaker grille ▶ UE Wonderboom Review and Giveaway! @ 3:32
The speaker has a utilitarian design with hard plastic and no dust rating, so caution is needed when bringing it to sandy environments like the beach. ▶ The BEST Bluetooth Speakers of 2025 - Best budget, best over @ 7:52
Floats but tends to tip over in water, requiring flipping for proper sound projection ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 3:11

Portability (3)

Feels kind of heavy ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 3:08
Feels kind of heavy (mentioned again) ▶ Wonderboom 4 Bluetooth Speaker - Unboxing and Review @ 11:08
The bungee tether is not as good as the one on the UE Roll and cannot be used to hook onto a shower rod. ▶ Tested: UE Wonderboom Bluetooth Speaker Review @ 3:05

Battery Life (2)

Battery life is around 10 hours but playing music at higher volumes reduces battery life significantly to about 4 hours. ▶ UE Wonderboom Review Small But Tough @ 2:13
Charges via USB but does not support fast charging, so charging takes a while ▶ The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound @ 3:24

Volume (1)

May not be loud enough to entertain large groups (e.g., 60 people) ▶ Ultimate Ears WONDERBOOM 4 @ 4:34

Review sources

The Ultimate Portable Speaker? | Wonderboom 4 Review (Sound + Durability Test) 19 pros, 4 cons
UE Wonderboom Review Small But Tough by GYMCADDY — 13 pros, 9 cons
Ultimate Ears WONDERBOOM 4 12 pros, 8 cons
Discover the Ultimate Portable Speaker: Ultimate Ears Wonderboom 4 by Discovery and Review — 18 pros, 1 cons
Tribit Stormbox Mini is 70% CHEAPER than the Ultimate Ears Wonderboom 4, but is it any good? by My Tech Gear — 15 pros, 4 cons
Wonderboom 4 Bluetooth Speaker - Unboxing and Review 16 pros, 2 cons
UE Everboom Review PLUS All-New Wonderboom 4, Boom 4 & Megaboom 4 by Smart Home Sounds — 11 pros, 7 cons
Best Budget Bluetooth Speaker? Ultimate Ears Wonderboom 4 Review (IP67, 360° Sound, 14-Hr Battery) by 𝖩.𝖥𝗈𝗋𝖼𝖾 𝖦𝖺𝗆𝗂𝗇𝗀 — 15 pros, 1 cons
UE Wonderboom Review and Giveaway! by MakeUseOf — 10 pros, 3 cons
Top 5 Best Bluetooth Speakers 2025 [Don't Buy Before Watching!] by Tech Rank — 11 pros, 2 cons
✅ How To Use Ultimate Ears WonderBoom Bluetooth Speaker Review by The Stuff I Use Channel — 12 pros, 0 cons
Tested: UE Wonderboom Bluetooth Speaker Review by Adam Savage’s Tested — 8 pros, 4 cons
[Top 5] Best Bluetooh Speakers - Best Portable Bluetooth Speakers of 2025 by Gadget Ten — 10 pros, 1 cons
Is the UE EPICBOOM really that EPIC? by Danny Pops — 6 pros, 3 cons
BEST Bluetooth Speakers 2025 Tier List - Buy THIS not THAT! by 10BestOnes — 6 pros, 2 cons
The BEST Bluetooth Speakers of 2025 - Best budget, best overall, and more! by SoundGuys — 7 pros, 1 cons

Frequently asked questions

Is the Ultimate Ears Wonderboom 4 worth buying?

Based on 16 independent YouTube reviews, the Ultimate Ears Wonderboom 4 scores 4.1/5 with 189 positive and 52 negative points mentioned by reviewers, placing it #19 in the Bluetooth Speakers category.

What do reviewers like most about the Ultimate Ears Wonderboom 4?

The most praised aspects are durability, sound quality, features — Durability (31 mentions), Sound Quality (31 mentions), Features (26 mentions).

What are the most common complaints about the Ultimate Ears Wonderboom 4?

Reviewers most frequently criticize features, sound quality — Features (16 mentions), Sound Quality (14 mentions).

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