Short answer: the Sony XB33 on measured sound quality, the Ultimate Ears Roll 2 on price. The Sony XB33 ranks #59 of 136 medium speakers at $110. The Ultimate Ears Roll 2 ranks #125 at $100, $10 cheaper.
What the Sony XB33 offers: IP67 rated and lightweight (2.4 lb). App-controlled color LED lighting, Party Connect links up to 100 speakers. ~19 hour real-world battery without lights. Watch for: Not very loud. Upper bass peaks, midrange dip, upper midrange peaks, not very neutral. Speaker will not remain at max volume and will turn itself down automatically.
What the Ultimate Ears Roll 2 offers: Thin, flat profile fits easily in a bag or purse; light at 0.73 lb. Built-in bungee cord for hanging from a hook, nail, or door handle. Life-resistant waterproof/dustproof shell. Watch for: Not stereo. Barely any bass, rolled off treble off axis
Buy the Sony XB33 if sound quality is the priority over the price, or the Ultimate Ears Roll 2 if the price is the priority over sound quality.
Skip the Ultimate Ears Roll 2 if sound quality matters to you. It ranks near the bottom of the 136 medium speakers.
If battery life is a priority, the Sony XB33 is rated for 24 hours versus 9 hours for the Ultimate Ears Roll 2.
Specifications Side By Side
| Sony XB33 | Ultimate Ears Roll 2 | |
|---|---|---|
| Price | $110 | $100 |
| Ranked | #59 of 136 in Medium Size Portable Bluetooth Speakers | #125 of 136 in Medium Size Portable Bluetooth Speakers |
| App | Yes (Sony Music Connect App) | Yes (UE Roll app) |
| Aux Input | No | Yes |
| Bass Extension (-10dB) | 50Hz | - |
| Battery Life | 24 hours (Manufacturer specified) | 9 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC, AAC, LDAC | - |
| Bluetooth Latency | 110ms | - |
| EQ | Yes (3 band) | - |
| IP Rating | IP67 | IPX7 |
| Max Volume | 97dB | - |
| Party Mode | Yes (Party Connect up to 100 speakers) | - |
| Power Bank | Yes (USB-A) | - |
| Stereo | Yes | - |
| Omnidirectional | No | No |
| Weight | 2.4 lbs / 1.1 kg | 0.7 lbs / 330 g |
| Bluetooth Version | 5.0 | 4.0 |
| Dimensions | 9.7" x 3.8" x 4.2" (246 x 97 x 106 mm) | 5.9" x 5.3" x 1.6" (149.5 x 135 x 40 mm) |
| Output Power | 16W RMS | - |
| Drivers | 2x 48x70mm X-Balanced racetrack drivers + 2x passive radiators | 1x 2" full-range + 2x 0.75" tweeters |
| Digital Aux Input | No | No |
| TWS | - | No |
| Built in Microphone | - | No |
| Power Input | - | Micro USB |
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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
Sony XB33: $110 eBay
Pros: IP67 rated and lightweight (2.4 lb). App-controlled color LED lighting, Party Connect links up to 100 speakers. ~19 hour real-world battery without lights.
Cons: Not very loud. Upper bass peaks, midrange dip, upper midrange peaks, not very neutral. Speaker will not remain at max volume and will turn itself down automatically.
Full Sony XB33 review and specifications →
| App | Yes (Sony Music Connect App) |
|---|---|
| Aux Input | No |
| Bass Extension (-10dB) | 50Hz |
| Battery Life | 24 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC, AAC, LDAC |
| Bluetooth Latency | 110ms |
| Bluetooth Version | 5.0 |
| Digital Aux Input | No |
| Dimensions | 9.7" x 3.8" x 4.2" (246 x 97 x 106 mm) |
| Drivers | 2x 48x70mm X-Balanced racetrack drivers + 2x passive radiators |
| EQ | Yes (3 band) |
| IP Rating | IP67 |
| Max Volume | 97dB |
| Omnidirectional | No |
| Output Power | 16W RMS |
| Party Mode | Yes (Party Connect up to 100 speakers) |
| Power Bank | Yes (USB-A) |
| Stereo | Yes |
| Weight | 2.4 lbs / 1.1 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Alan Ross Reviews: Sony xb33 vs xb43 vs Soundcore Motion Plus speakers test More from alanrossreviews →
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- Reddit Search for Sony XB33 Review
- Head-to-Head Comparisons
Ultimate Ears Roll 2: $100 eBay
Pros: Thin, flat profile fits easily in a bag or purse; light at 0.73 lb. Built-in bungee cord for hanging from a hook, nail, or door handle. Life-resistant waterproof/dustproof shell.
Cons: Not stereo. Barely any bass, rolled off treble off axis
Full Ultimate Ears Roll 2 review and specifications →
| App | Yes (UE Roll app) |
|---|---|
| Aux Input | Yes |
| Battery Life | 9 hours (Manufacturer specified) |
| Bluetooth Version | 4.0 |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 5.9" x 5.3" x 1.6" (149.5 x 135 x 40 mm) |
| Drivers | 1x 2" full-range + 2x 0.75" tweeters |
| IP Rating | IPX7 |
| Omnidirectional | No |
| Power Input | Micro USB |
| TWS | No |
| Weight | 0.7 lbs / 330 g |
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