Short answer: the Tribit Maxsound Plus V1/V2/Thunderbox Plus. It ranks #21 of 136 medium speakers by sound quality at $79.99; the Ultimate Ears Boom 4 ranks #88 and costs $105, so there is little reason to consider the other one.
What the Tribit Maxsound Plus V1/V2/Thunderbox Plus offers: Use Xbass mode for flattest frequency response. V1/V2/Thunderbox Plus sound exactly the same. Watch for: Slightly less deep bass than the best in category.
What the Ultimate Ears Boom 4 offers: IP67 rated, floats, and finally charges via USB-C instead of the older Booms’ Micro-USB. 15 hour battery. Customizable EQ and speaker-pairing via the UE app. Watch for: Not much improvement over the old ones. Weak bass extension and thuddy bass. Gets distorted above 90%
Buy the Tribit Maxsound Plus V1/V2/Thunderbox Plus. It ranks higher for sound quality than the Ultimate Ears Boom 4 and costs less, which settles it without a real tradeoff to make.
Specifications Side By Side
| Tribit Maxsound Plus V1/V2/Thunderbox Plus | Ultimate Ears Boom 4 | |
|---|---|---|
| Price | $79.99 | $105 |
| Ranked | #21 of 136 in Medium Size Portable Bluetooth Speakers | #88 of 136 in Medium Size Portable Bluetooth Speakers |
| App | No | Yes |
| Aux Input | Yes | No |
| Bass Extension (-10dB) | 58Hz | - |
| Battery Life | 20 hours (Manufacturer specified) | 15 hours (Manufacturer specified) |
| Built in Microphone | No | No |
| EQ | No | Yes (via app) |
| IP Rating | IPX7 | IP67 |
| Bluetooth Latency | 160ms | - |
| Max Volume | 99dB | 85dBC |
| Power Bank | No | No |
| Stereo | Yes | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| Weight | 1.3 lbs / 595 g | 1.4 lbs / 620 g |
| Bluetooth Version | 4.2 | 5.1 |
| Drivers | 2x 44mm full-range drivers + 2x passive radiators | 2x 1.57" (40mm) active drivers + 2x 1.81" x 2.57" (46.1 x 65.2mm) passive radiators |
| Output Power | 24W | - |
| Dimensions | 2.6" x 7.8" x 2.7" (65 x 198 x 68 mm) (2.56 x 7.79 x 2.68 inches) | 7.2" x 2.9" x 2.9" (184 x 73 x 73 mm) |
| Digital Aux Input | No | No |
| Power Input | - | USB-C |
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Prices on this page were last checked August 27, 2026 at 10:09 PM 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
Tribit Maxsound Plus V1/V2/Thunderbox Plus: $79.99 Amazon eBay
Pros: Use Xbass mode for flattest frequency response. V1/V2/Thunderbox Plus sound exactly the same.
Cons: Slightly less deep bass than the best in category.
Full Tribit Maxsound Plus V1/V2/Thunderbox Plus review and specifications →
| App | No |
|---|---|
| Aux Input | Yes |
| Bass Extension (-10dB) | 58Hz |
| Battery Life | 20 hours (Manufacturer specified) |
| Bluetooth Latency | 160ms |
| Bluetooth Version | 4.2 |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 2.6" x 7.8" x 2.7" (65 x 198 x 68 mm) (2.56 x 7.79 x 2.68 inches) |
| Drivers | 2x 44mm full-range drivers + 2x passive radiators |
| EQ | No |
| IP Rating | IPX7 |
| Max Volume | 99dB |
| Omnidirectional | No |
| Output Power | 24W |
| Power Bank | No |
| Stereo | Yes |
| TWS | Yes |
| Weight | 1.3 lbs / 595 g |
- Links
- Reviews, Comparisons and Sound Samples
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- Reddit Search for Tribit Maxsound Plus V1/V2/Thunderbox Plus Review
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Ultimate Ears Boom 4: $105 Amazon eBay
Pros: IP67 rated, floats, and finally charges via USB-C instead of the older Booms’ Micro-USB. 15 hour battery. Customizable EQ and speaker-pairing via the UE app.
Cons: Not much improvement over the old ones. Weak bass extension and thuddy bass. Gets distorted above 90%
Full Ultimate Ears Boom 4 review and specifications →
| App | Yes |
|---|---|
| Aux Input | No |
| Battery Life | 15 hours (Manufacturer specified) |
| Bluetooth Version | 5.1 |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 7.2" x 2.9" x 2.9" (184 x 73 x 73 mm) |
| Drivers | 2x 1.57" (40mm) active drivers + 2x 1.81" x 2.57" (46.1 x 65.2mm) passive radiators |
| EQ | Yes (via app) |
| IP Rating | IP67 |
| Max Volume | 85dBC |
| Omnidirectional | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| Weight | 1.4 lbs / 620 g |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Ultimate Ears Boom 4 vs Ultimate Ears Boom 3
- Ultimate Ears Boom 4 vs Ultimate Ears Wonderboom
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