Short answer: the Soundcore Glow if sound quality matters most, the Ultimate Ears Wonderboom 4 if price matters most. The Soundcore Glow ranks #43 of 136 medium speakers at $80. The Ultimate Ears Wonderboom 4 ranks #84 at $59.99, $20.01 cheaper.
What the Soundcore Glow offers: Nice light show. Treble boosted 7db. Not technically a 360 speaker, only front and rear. Watch for: Bass falls off quickly at louder volumes, leaving mostly treble; distortion on bass-heavy tracks at full volume. Light effects and bass-boost noticeably shorten battery life. USB-C port doesn’t support power-bank charging.
What the Ultimate Ears Wonderboom 4 offers: Small size. Watch for: Bass isn’t as deep as the top-ranked speakers and is a little thuddy. Not much improvement over the previous Ultimate Ears Wonderboom 3 besides the USB-C charging port.
Buy the Soundcore Glow when sound quality outweighs the price for you, and the Ultimate Ears Wonderboom 4 when the price outweighs sound quality instead.
Specifications Side By Side
| Soundcore Glow | Ultimate Ears Wonderboom 4 | |
|---|---|---|
| Price | $80 | $59.99 |
| Ranked | #43 of 136 in Medium Size Portable Bluetooth Speakers | #84 of 136 in Medium Size Portable Bluetooth Speakers |
| Bass Extension (-10dB) | 54Hz | - |
| Max Volume | 100dB | 87dB |
| Stereo | No | No |
| Omnidirectional | Yes | Yes |
| App | Yes | No |
| Aux Input | No | No |
| Battery Life | 18 hours (Manufacturer specified) | 14 hours (Manufacturer specified) |
| Bluetooth Codecs | AAC, SBC | - |
| Bluetooth Version | 5.3 | 5.2 |
| Dimensions | 11.4" x 4.7" x 4.3" (290 x 120 x 110 mm) | 4.1" x 3.8" (104 x 95.3 mm) |
| Drivers | 63.5mm full-range driver + 2x passive radiators | 2x 40mm active drivers + 2x passive radiators (46.1 x 65.2mm) |
| EQ | Yes | No |
| IP Rating | IP67 | IP67 |
| Party Mode | Yes (PartyCast up to 100 speakers) | No |
| Power Input | USB-C | USB-C |
| TWS | Yes | Yes |
| Weight | 1.8 lbs / 800 g | 0.9 lbs / 420 g |
| Output Power | 30W | - |
| Digital Aux Input | No | No |
| Bluetooth Latency | - | - |
| Built in Microphone | - | No |
| Power Bank | - | No |
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- Soundcore Boost “upgraded” 2021 vs Ultimate Ears Wonderboom 3
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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
Soundcore Glow: $80 Amazon B&H Photo Video eBay
Pros: Nice light show. Treble boosted 7db. Not technically a 360 speaker, only front and rear.
Cons: Bass falls off quickly at louder volumes, leaving mostly treble; distortion on bass-heavy tracks at full volume. Light effects and bass-boost noticeably shorten battery life. USB-C port doesn’t support power-bank charging.
Full Soundcore Glow review and specifications →
| App | Yes |
|---|---|
| Aux Input | No |
| Bass Extension (-10dB) | 54Hz |
| Battery Life | 18 hours (Manufacturer specified) |
| Bluetooth Codecs | AAC, SBC |
| Bluetooth Version | 5.3 |
| Digital Aux Input | No |
| Dimensions | 11.4" x 4.7" x 4.3" (290 x 120 x 110 mm) |
| Drivers | 63.5mm full-range driver + 2x passive radiators |
| EQ | Yes |
| IP Rating | IP67 |
| Max Volume | 100dB |
| Omnidirectional | Yes |
| Output Power | 30W |
| Party Mode | Yes (PartyCast up to 100 speakers) |
| Power Input | USB-C |
| Stereo | No |
| TWS | Yes |
| Weight | 1.8 lbs / 800 g |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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Ultimate Ears Wonderboom 4: $59.99 Amazon eBay
Pros: Small size.
Cons: Bass isn’t as deep as the top-ranked speakers and is a little thuddy. Not much improvement over the previous Ultimate Ears Wonderboom 3 besides the USB-C charging port.
Full Ultimate Ears Wonderboom 4 review and specifications →
| App | No |
|---|---|
| Aux Input | No |
| Bass Extension (-10dB) | |
| Battery Life | 14 hours (Manufacturer specified) |
| Bluetooth Latency | |
| Bluetooth Version | 5.2 |
| 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 (46.1 x 65.2mm) |
| EQ | No |
| IP Rating | IP67 |
| Max Volume | 87dB |
| Omnidirectional | Yes |
| Party Mode | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | No |
| TWS | Yes |
| Weight | 0.9 lbs / 420 g |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Ultimate Ears Wonderboom 4 vs Ultimate Ears Wonderboom 3
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- Ultimate Ears Wonderboom 4 vs Ultimate Ears Wonderboom
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