Short answer: the Ultimate Ears Roll 2 if sound quality matters most, the Zealot S61 if price matters most. The Ultimate Ears Roll 2 ranks #125 of 136 medium speakers at $100. The Zealot S61 ranks #134 at $20, $80 cheaper.
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
What the Zealot S61 offers: 20W output, IPX7 waterproof, exceptional 40-hour battery life, Bluetooth 5.2, TWS stereo pairing, compact 665g design, single full-range driver, built-in microphone, AUX input, USB-C charging Watch for: Sounds like a soup can, no bass at all. Weird frequency response all over.
Buy the Ultimate Ears Roll 2 when sound quality outweighs the price for you, and the Zealot S61 when the price outweighs sound quality instead.
If sound quality matters at all to you, skip both of these and look higher up the 136 medium speakers instead.
Battery life favors the Zealot S61: rated for 40 hours against 9 hours for the Ultimate Ears Roll 2.
Specifications Side By Side
| Ultimate Ears Roll 2 | Zealot S61 | |
|---|---|---|
| Price | $100 | $20 |
| Ranked | #125 of 136 in Medium Size Portable Bluetooth Speakers | #134 of 136 in Medium Size Portable Bluetooth Speakers |
| Battery Life | 9 hours (Manufacturer specified) | 40 hours (Manufacturer specified) |
| Weight | 0.7 lbs / 330 g | 1.5 lbs / 665 g |
| IP Rating | IPX7 | IPX7 |
| Bluetooth Version | 4.0 | 5.2 |
| Dimensions | 5.9" x 5.3" x 1.6" (149.5 x 135 x 40 mm) | 4.1" x 4.1" x 6.7" (103 x 103 x 170 mm) |
| Drivers | 1x 2" full-range + 2x 0.75" tweeters | 66mm full-range |
| TWS | No | Yes |
| App | Yes (UE Roll app) | - |
| Built in Microphone | No | Yes |
| Power Input | Micro USB | USB-C |
| Aux Input | Yes | Yes |
| Digital Aux Input | No | No |
| Omnidirectional | No | No |
| Output Power | - | 20W |
| Power Bank | - | No |
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- Sony XB23 vs Zealot S61
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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
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 |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Ultimate Ears Roll 2 vs EFM Toledo
- Ultimate Ears Roll 2 vs Beats Pill+
- Ultimate Ears Roll 2 vs Skullcandy Terrain/Terrain XT/Terrain XL
- Ultimate Ears Roll 2 vs Harman Kardon Esquire 2
- Ultimate Ears Roll 2 vs Ultimate Ears Megaboom 4
- Ultimate Ears Roll 2 vs Tribit Stormbox Mini
- Ultimate Ears Roll 2 vs Sony SRS-XE200
- Ultimate Ears Roll 2 vs Tribit Stormbox Mini+
- See all 72 comparisons
Zealot S61: $20 Amazon Aliexpress eBay
Pros: 20W output, IPX7 waterproof, exceptional 40-hour battery life, Bluetooth 5.2, TWS stereo pairing, compact 665g design, single full-range driver, built-in microphone, AUX input, USB-C charging
Cons: Sounds like a soup can, no bass at all. Weird frequency response all over.
Full Zealot S61 review and specifications →
| Aux Input | Yes |
|---|---|
| Battery Life | 40 hours (Manufacturer specified) |
| Bluetooth Version | 5.2 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 4.1" x 4.1" x 6.7" (103 x 103 x 170 mm) |
| Drivers | 66mm full-range |
| IP Rating | IPX7 |
| Omnidirectional | No |
| Output Power | 20W |
| Power Bank | No |
| Power Input | USB-C |
| TWS | Yes |
| Weight | 1.5 lbs / 665 g |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons