Short answer: the W-King D320. It ranks #44 of 136 medium speakers by sound quality at $69.99; the Ultimate Ears Roll 2 ranks #125 and costs $100, so there is not much of a tradeoff to weigh.
What the W-King D320 offers: 40W output power, IP67 waterproof, 24-hour battery life, customizable EQ app with 6 preset modes, Bluetooth 5.3, AUX and MicroSD support, dual tweeters with passive radiators, USB-C charging Watch for: Not stereo. Warm tuning. Lacking some detail. Rolled off treble
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 W-King D320. It ranks higher for sound quality than the Ultimate Ears Roll 2 and costs less, so there is no real case for the other one.
Skip the Ultimate Ears Roll 2 if sound quality matters to you. It ranks near the bottom of the 136 medium speakers.
There is a real battery-life gap here: the W-King D320 is rated for 24 hours, the Ultimate Ears Roll 2 only 9 hours.
Specifications Side By Side
| W-King D320 | Ultimate Ears Roll 2 | |
|---|---|---|
| Price | $69.99 | $100 |
| Ranked | #44 of 136 in Medium Size Portable Bluetooth Speakers | #125 of 136 in Medium Size Portable Bluetooth Speakers |
| App | Yes | Yes (UE Roll app) |
| Aux Input | Yes | Yes |
| Battery Life | 24 hours (Manufacturer specified) | 9 hours (Manufacturer specified) |
| Built in Microphone | Yes | No |
| EQ | Yes | - |
| IP Rating | IP67 | IPX7 |
| MicroSD Playback | Yes | - |
| Stereo | No | - |
| Omnidirectional | No | No |
| TWS | No | No |
| Bluetooth Version | 5.3 | 4.0 |
| Dimensions | 3.3" x 8.4" (83 x 214 mm) (diameter x height) | 5.9" x 5.3" x 1.6" (149.5 x 135 x 40 mm) |
| Drivers | 52mm x 91mm woofer, 2x 25mm tweeters + 2x passive radiators | 1x 2" full-range + 2x 0.75" tweeters |
| Frequency Response | 100Hz - 18kHz (Manufacturer specified) | - |
| Power Input | USB-C | Micro USB |
| Output Power | 40W | - |
| Weight | 3.1 lbs / 1.4 kg | 0.7 lbs / 330 g |
| Digital Aux Input | No | No |
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- Sony SRS-XE200 vs Ultimate Ears Roll 2
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
W-King D320: $69.99 Amazon Aliexpress eBay
Pros: 40W output power, IP67 waterproof, 24-hour battery life, customizable EQ app with 6 preset modes, Bluetooth 5.3, AUX and MicroSD support, dual tweeters with passive radiators, USB-C charging
Cons: Not stereo. Warm tuning. Lacking some detail. Rolled off treble
Full W-King D320 review and specifications →
| App | Yes |
|---|---|
| Aux Input | Yes |
| Battery Life | 24 hours (Manufacturer specified) |
| Bluetooth Version | 5.3 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 3.3" x 8.4" (83 x 214 mm) (diameter x height) |
| Drivers | 52mm x 91mm woofer, 2x 25mm tweeters + 2x passive radiators |
| EQ | Yes |
| Frequency Response | 100Hz - 18kHz (Manufacturer specified) |
| IP Rating | IP67 |
| MicroSD Playback | Yes |
| Omnidirectional | No |
| Output Power | 40W |
| Power Input | USB-C |
| Stereo | No |
| TWS | No |
| Weight | 3.1 lbs / 1.4 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Techder Audios: W-king D320 VS Mifa Wildrod “DUAL VS SINGLE TWEETERS!” More from techderaudios →
- Audio y Mas 🔊: Altavoces JBL Flip 6 vs W-King D320: ¿Cuál es el mejor en calidad de sonido? 🔊
- Jay’s Straight Up Reviews & More: Ultimate Ears MegaBoom 4 vs W-King D320 🔋Does Paying More Get You Less? 😧 More from JaysStraightUpReviews →
- Reddit Search for W-King D320 Review
- Head-to-Head Comparisons
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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
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