The Harman Kardon Onyx Studio 8 ranks #10 out of 68 total Boombox Size Portable Bluetooth Speakers for sound quality. See Top Recommended Speakers By Attribute for all the top speaker suggestions.
#10 Harman Kardon Onyx Studio 8: $139.99 Amazon
Pros: Warm sound with boosted bass.
Cons: Not as loud as others. No water rating.
How it compares: Just above it: Vifa Copenhagen 2.0 - $660 more. Just below it: Harman Kardon Onyx Studio 6 - $10 cheaper.
| 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 |
| Dimensions | 10.55" x 11.91" x 6.28" (268 x 302.5 x 159.5 mm) |
| Driver | 2x 75mm woofers + 2x 20mm tweeters |
| EQ | Yes (App EQ) |
| IP Rating | None |
| Max Volume | 96dB |
| Output Power | 50W RMS |
| Party Mode | No |
| Power Bank | No |
| Power Input | AC Power brick |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | No |
| Weight | 7.3 lbs / 3.3 kg |
- Reviews, Comparisons and Sound Samples
- Alan Ross Reviews: Harman Kardon Onyx Studio 8 review - part 2 of 3
- 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!
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Product prices and availability were last checked August 7, 2026 at 5:43 AM UTC 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.