Short answer: the Harman Kardon Onyx Studio 8 if sound quality matters most, the W-King D10 if price matters most. The Harman Kardon Onyx Studio 8 ranks #10 of 73 boombox speakers at $159.99. The W-King D10 ranks #53 at $99.99, $60 cheaper.
What the Harman Kardon Onyx Studio 8 offers: Warm sound with boosted bass. Watch for: Not as loud as others. No water rating.
What the W-King D10 offers: 70W RMS output with 120W peak power, exceptional 42-hour battery life, power bank function, IPX6 waterproof, 106dB max volume, EQ and bass boost, microphone input for karaoke, MicroSD card support, USB playback, TWS pairing Watch for: Upper bass boost, bass not that deep.
Buy the Harman Kardon Onyx Studio 8 when sound quality outweighs the price for you, and the W-King D10 when the price outweighs sound quality instead.
Battery life favors the W-King D10: rated for 42 hours against 8 hours for the Harman Kardon Onyx Studio 8.
If water resistance matters to you, the W-King D10 at IPX6 (powerful water jets) holds up far better than the Harman Kardon Onyx Studio 8 at no water resistance.
Specifications Side By Side
| Harman Kardon Onyx Studio 8 | W-King D10 | |
|---|---|---|
| Price | $159.99 | $99.99 |
| Ranked | #10 of 73 in Boombox Size Portable Bluetooth Speakers | #53 of 73 in Boombox Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Aux Latency | 42ms | 50ms |
| Bass Extension (-10dB) | 35Hz | 60Hz |
| Battery Life | 8 hours (Manufacturer specified) | 42 hours (Manufacturer specified) |
| Built in Microphone | Yes | No |
| IP Rating | None | IPX6 |
| Bluetooth Latency | 175ms | 133ms |
| Max Volume | 96dB | 106dB |
| Power Input | DC Barrel Connector (19V/2.1A) | USB-C |
| Stereo | Yes | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| Weight | 7.3 lbs / 3.3 kg | 7.9 lbs / 3.6 kg |
| App | Yes (Harman Kardon One app) | No |
| Bluetooth Codecs | SBC | SBC |
| Power Bank | No | Yes |
| EQ | Yes (App EQ) | Yes (bass boost + DSP) |
| Party Mode | No | No |
| USB Playback | No | Yes |
| Bluetooth Version | 5.2 | - |
| Output Power | 50W RMS | 120W max / 70W RMS |
| Dimensions | 10.6" x 11.9" x 6.3" (268 x 302.5 x 159.5 mm) | Dimensions not found in search |
| Drivers | 2x 75mm woofers + 2x 20mm tweeters | 2x 40mm drivers + passive radiator |
| Digital Aux Input | No | No |
| MicroSD Playback | - | Yes |
| FM Tuner | - | No |
| Microphone Input | - | Yes (Karaoke mode with echo effect) |
Related Speaker Comparisons
A few more comparisons worth a look in the same class:
- Harman Kardon Onyx Studio 6 vs Onn Large Party gen 2
- Harman Kardon Onyx Studio 6 vs Soundcore Motion Boom+
- Harman Kardon Onyx Studio 6 vs W-King X10-1
- W-King D10 vs Zealot S78
- Zealot S95 vs W-King D10
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
Harman Kardon Onyx Studio 8: $159.99 Amazon eBay
Pros: Warm sound with boosted bass.
Cons: Not as loud as others. No water rating.
Full Harman Kardon Onyx Studio 8 review and specifications →
| App | Yes (Harman Kardon One app) |
|---|---|
| Aux Input | Yes |
| Aux Latency | 42ms |
| Bass Extension (-10dB) | 35Hz |
| Battery Life | 8 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Latency | 175ms |
| Bluetooth Version | 5.2 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 10.6" x 11.9" x 6.3" (268 x 302.5 x 159.5 mm) |
| Drivers | 2x 75mm woofers + 2x 20mm tweeters |
| EQ | Yes (App EQ) |
| IP Rating | None |
| Max Volume | 96dB |
| Omnidirectional | No |
| Output Power | 50W RMS |
| Party Mode | No |
| Power Bank | No |
| Power Input | DC Barrel Connector (19V/2.1A) |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | No |
| Weight | 7.3 lbs / 3.3 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Alan Ross Reviews: Harman Kardon Onyx Studio 8 review - part 2 of 3 More from alanrossreviews →
- Alan Ross Reviews: Onyx Studio 8 vs HK Onyx 6, Xtreme 3, PartyBox Encore, Go+ Play, Bag of Riddim! part 3 of 3
- Alan Ross Reviews: Dead room vs Live room - Onyx studio 8 self tuning test! part 1 of 3
- Alan Ross Reviews: Ultimate HK Onyx Studio speaker review and comparison! 8 speakers!
- Reddit Search for Harman Kardon Onyx Studio 8 Review
- Head-to-Head Comparisons
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- Harman Kardon Onyx Studio 8 vs JBL Partybox Encore
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- See all 44 comparisons
W-King D10: $99.99 Amazon eBay
Pros: 70W RMS output with 120W peak power, exceptional 42-hour battery life, power bank function, IPX6 waterproof, 106dB max volume, EQ and bass boost, microphone input for karaoke, MicroSD card support, USB playback, TWS pairing
Cons: Upper bass boost, bass not that deep.
Full W-King D10 review and specifications →
| App | No |
|---|---|
| Aux Input | Yes |
| Aux Latency | 50ms |
| Bass Extension (-10dB) | 60Hz |
| Battery Life | 42 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Latency | 133ms |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | Dimensions not found in search |
| Drivers | 2x 40mm drivers + passive radiator |
| EQ | Yes (bass boost + DSP) |
| FM Tuner | No |
| IP Rating | IPX6 |
| Max Volume | 106dB |
| MicroSD Playback | Yes |
| Microphone Input | Yes (Karaoke mode with echo effect) |
| Omnidirectional | No |
| Output Power | 120W max / 70W RMS |
| Party Mode | No |
| Power Bank | Yes |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 7.9 lbs / 3.6 kg |
- Reviews, Comparisons and Sound Samples
- Joy & Oluv’Sone: Earfun UBoom X vs W-King D10 - same price, same sound? More from Oluv’Sone →
- Alan Ross Reviews: Tribit Stormbox Blast or Soundcore Motion Boom Plus or W King D10? 🤪 More from alanrossreviews →
- Alan Ross Reviews: W-King D10 speaker vs the D8, D9 and X10 WKing speakers 👀
- Reddit Search for W-King D10 Review
- Head-to-Head Comparisons