Short answer: the Ultimate Ears Wonderboom 2 on measured sound quality, the Walla Sound on price. The Ultimate Ears Wonderboom 2 ranks #89 of 142 medium speakers at $80. The Walla Sound ranks #129 at $49.99, $30.01 cheaper.
What the Ultimate Ears Wonderboom 2 offers: IP67 rated and floats. Compact and light enough to toss in a bag. Watch for: Not stereo, barely any bass, recessed treble. Slightly boosted 93hz upper bass Dip at 9khz. You can tell from the micro USB that they are just feeding you the same crap hardware over and over, this is inexcusable for a product released in 2019. Not technically a 360 speaker, only front and rear.
What the Walla Sound offers: IPX5 water resistant, 8-hour battery life, shockproof construction, Bluetooth 5.0, MicroSD card support, AUX input, built-in HD microphone, voice assistant compatible, lightweight 300g Watch for: No bass, gets distorted when turned up. Harsh upper mids.
Buy the Ultimate Ears Wonderboom 2 if sound quality matters more than the price. Buy the Walla Sound if the price matters more than sound quality.
Skip the Walla Sound if sound quality matters to you. It ranks near the bottom of the 142 medium speakers.
Want more options? Browse the full Portable Bluetooth rankings.
Specifications Side By Side
| Ultimate Ears Wonderboom 2 | Walla Sound | |
|---|---|---|
| Price | $80 | $49.99 |
| Ranked | #89 of 142 in Medium Size Portable Bluetooth Speakers | #129 of 142 in Medium Size Portable Bluetooth Speakers |
| Bass Extension (-10dB) | 82Hz | ~90Hz |
| Battery Life | 12 hours (Manufacturer specified) | 8 hours (Manufacturer specified) |
| Maximum SPL | 88dB (measured by Alan Ross Reviews) | - |
| Power Input | Micro USB | Micro USB |
| Stereo | No | - |
| Omnidirectional | Yes | No |
| Weight | 0.9 lbs (420 g) | 0.7 lbs (300 g) |
| IP Rating | IP67 | IPX5 |
| Bluetooth Version | 5.1 | 5.0 |
| Dimensions | 4.1" x 3.8" (104 x 95.3 mm) | 2.7" x 2.7" x 6.3" (68 x 68 x 160 mm) |
| Drivers | 2x 40mm active drivers + 2x passive radiators | 30mm metal diaphragm driver |
| TWS | Yes | Yes |
| Party Mode | No | - |
| App | No | - |
| EQ | No | - |
| Built-in Microphone | No | Yes |
| Digital Aux Input | No | No |
| Bluetooth Codecs | SBC | SBC (inferred; additional codecs unverified) |
| Aux Input | - | Yes |
| MicroSD Playback | - | Yes |
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Prices on this page were last checked September 16, 2026 at 12:41 AM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Speakers In Full
Ultimate Ears Wonderboom 2: $80 Amazon eBay
Pros: IP67 rated and floats. Compact and light enough to toss in a bag. Measured bass extension of 82Hz (-10dB).
Cons: Not stereo, barely any bass, recessed treble. Slightly boosted 93hz upper bass Dip at 9khz. You can tell from the micro USB that they are just feeding you the same crap hardware over and over, this is inexcusable for a product released in 2019. Not technically a 360 speaker, only front and rear.
Full Ultimate Ears Wonderboom 2 review and specifications →
| App | No |
|---|---|
| Bass Extension (-10dB) | 82Hz |
| Battery Life | 12 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.1 |
| Built-in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 4.1" x 3.8" (104 x 95.3 mm) |
| Drivers | 2x 40mm active drivers + 2x passive radiators |
| EQ | No |
| IP Rating | IP67 |
| Maximum SPL | 88dB (measured by Alan Ross Reviews) |
| Omnidirectional | Yes |
| Party Mode | No |
| Power Input | Micro USB |
| Stereo | No |
| TWS | Yes |
| Weight | 0.9 lbs (420 g) |
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Walla Sound: $49.99 Walla Sound eBay
Pros: IPX5 water resistant, 8-hour battery life, shockproof construction, Bluetooth 5.0, MicroSD card support, AUX input, built-in HD microphone, voice assistant compatible, lightweight 300g. Measured bass extension of ~90Hz (-10dB).
Cons: No bass, gets distorted when turned up. Harsh upper mids.
Full Walla Sound review and specifications →
| Aux Input | Yes |
|---|---|
| Bass Extension (-10dB) | ~90Hz |
| Battery Life | 8 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC (inferred; additional codecs unverified) |
| Bluetooth Version | 5.0 |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 2.7" x 2.7" x 6.3" (68 x 68 x 160 mm) |
| Drivers | 30mm metal diaphragm driver |
| IP Rating | IPX5 |
| MicroSD Playback | Yes |
| Omnidirectional | No |
| Power Input | Micro USB |
| TWS | Yes |
| Weight | 0.7 lbs (300 g) |
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