Short answer: the W-King D320. It ranks #44 of 136 medium speakers by sound quality at $69.99; the JBL Flip 4 ranks #63 and costs $70, 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 JBL Flip 4 offers: Less bass than a Flip 5. Peaky lower treble. Watch for: Battery failures are common.
Buy the W-King D320. It ranks higher for sound quality than the JBL Flip 4 and costs less, so there is no real case for the other one.
If battery life is a priority, the W-King D320 is rated for 24 hours versus 12 hours for the JBL Flip 4.
Specifications Side By Side
| W-King D320 | JBL Flip 4 | |
|---|---|---|
| Price | $69.99 | $70 Discontinued |
| Ranked | #44 of 136 in Medium Size Portable Bluetooth Speakers | #63 of 136 in Medium Size Portable Bluetooth Speakers |
| App | Yes | - |
| Aux Input | Yes | Yes |
| Battery Life | 24 hours (Manufacturer specified) | 12 hours (Manufacturer specified) |
| Built in Microphone | Yes | - |
| EQ | Yes | - |
| IP Rating | IP67 | IPX7 |
| MicroSD Playback | Yes | - |
| Stereo | No | - |
| Omnidirectional | No | No |
| TWS | No | No |
| Bluetooth Version | 5.3 | 4.2 |
| Dimensions | 3.3" x 8.4" (83 x 214 mm) (diameter x height) | 6.9" x 2.8" x 2.6" (175 x 70 x 65 mm) |
| Drivers | 52mm x 91mm woofer, 2x 25mm tweeters + 2x passive radiators | 2x 40mm fullrange |
| Frequency Response | 100Hz - 18kHz (Manufacturer specified) | 70Hz - 20kHz (Manufacturer specified) |
| Power Input | USB-C | Micro USB |
| Output Power | 40W | 16W RMS |
| Weight | 3.1 lbs / 1.4 kg | 1.1 lbs / 510 g |
| Digital Aux Input | No | No |
| Bass Extension (-10dB) | - | 66Hz |
| Bluetooth Latency | - | 300ms |
| Party Mode | - | Yes (Connect+ up to 100 speakers) |
| Discontinued | - | Yes |
| Max Volume | - | 92dB |
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- W-King D320 vs Tribit Stormbox 2
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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
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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- W-King D320 vs Soundcore Motion 100
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JBL Flip 4: $70 Discontinued Amazon eBay
Pros: Less bass than a Flip 5. Peaky lower treble.
Cons: Battery failures are common. Discontinued.
Full JBL Flip 4 review and specifications →
| Aux Input | Yes |
|---|---|
| Bass Extension (-10dB) | 66Hz |
| Battery Life | 12 hours (Manufacturer specified) |
| Bluetooth Latency | 300ms |
| Bluetooth Version | 4.2 |
| Digital Aux Input | No |
| Dimensions | 6.9" x 2.8" x 2.6" (175 x 70 x 65 mm) |
| Discontinued | Yes |
| Drivers | 2x 40mm fullrange |
| Frequency Response | 70Hz - 20kHz (Manufacturer specified) |
| IP Rating | IPX7 |
| Max Volume | 92dB |
| Omnidirectional | No |
| Output Power | 16W RMS |
| Party Mode | Yes (Connect+ up to 100 speakers) |
| Power Input | Micro USB |
| TWS | No |
| Weight | 1.1 lbs / 510 g |
- Links
- Reviews, Comparisons and Sound Samples
- DLX Willington: JBL Flip 5 vs Flip 4 :Sound Battle: Almost to the size of the JBL Charge 3? More from DLXWillington →
- GYMCADDY: Best $100 Speaker? JBL Flip 4 Vs Sony XB20 Vs UE WONDERBOOM Vs Altec Mini Lifejacket 2 More from GYMCADDY →
- GYMCADDY: Best $100 Speaker? JBL Flip 4 Vs Sony XB20 Vs UE WONDERBOOM Vs Altec Mini Lifejacket 2
- Reddit Search for JBL Flip 4 Review
- Head-to-Head Comparisons