Short answer: the Harman Kardon Onyx Studio 5 for better sound quality, the Tronsmart Bang Max for the lower price. The Harman Kardon Onyx Studio 5 ranks #21 of 75 boombox speakers at $499.99. The Tronsmart Bang Max ranks #36 at $229.99, $270 cheaper.
What the Harman Kardon Onyx Studio 5 offers: The iconic circular cabinet and integrated handle make it an attractive room-to-room speaker. Reviews praise its generous bass, balanced mids and smooth top end at moderate levels, giving it a warm, relaxed presentation for casual indoor music. Watch for: The large bass boost can mask lower-mid detail and make dense mixes muddy. Battery life is only around eight hours at moderate volume, it is not especially loud, and it has no water resistance for outdoor use.
What the Tronsmart Bang Max offers: A powerful, feature-rich party speaker with loud, bass-rich output, app EQ, power-bank capability, lighting, TWS/multi-speaker linking, and separate microphone and guitar inputs with independent level control. Reviews find it can fill a large room even at moderate volume, while SoundPulse or custom EQ gives it useful flexibility for parties and casual karaoke. Watch for: Its bass-first tuning prioritizes impact over accuracy: upper mids and lower treble can sound unnatural, while fine midrange and treble detail are limited. Deep Bass mode can swallow the rest of the mix, volume control is imprecise and some reviewers hear distortion above roughly 98dB. It is a party tool, not a neutral monitor.
Buy the Harman Kardon Onyx Studio 5 when sound quality outweighs the price for you, and the Tronsmart Bang Max when the price outweighs sound quality instead.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
Specifications Side By Side
| Harman Kardon Onyx Studio 5 | Tronsmart Bang Max | |
|---|---|---|
| Price | $499.99 | $229.99 |
| Ranked | #21 of 75 in Boombox Size Portable Bluetooth Speakers | #36 of 75 in Boombox Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Battery Life | 8 hours (Manufacturer specified) | - |
| IP Rating | IPX7 | IPX6 |
| Party Mode | Yes (Wireless Dual Sound) | No |
| Power Input | DC Barrel Connector (19V/2.1A) | AC Power brick |
| Stereo | Partially (1 woofer) | Yes |
| Omnidirectional | No | No |
| TWS | Yes (see https://www.reddit.com/r/Bluetooth_Speakers/comments/w339x5/how_to_harman_kardon_onyx_studio_5_6_dual_sound/) | Yes |
| Weight | 6.6 lbs (3 kg) | 12.8 lbs (5.8 kg) |
| Bluetooth Codecs | SBC | SBC |
| App | No | Yes |
| EQ | No | Yes (multiple modes) |
| Power Bank | No | Yes (USB-A) |
| USB Playback | No | No |
| Built-in Microphone | Yes | No |
| Amplifier Power | 50W | 130W |
| Dimensions | 11.3" x 11.3" (285.8 x 285.8 mm) | 18.5" x 7.8" x 10.2" (470 x 199 x 260 mm) |
| Drivers | 2x 75mm woofers + 2x 20mm tweeters | 2x ~165mm (6.5") woofers + 2x ~63mm (2.5") mid drivers + 2x ~25mm (1") tweeters |
| Digital Aux Input | No | No |
| Aux Latency | - | 16ms |
| Bass Extension (-10dB) | - | 39Hz |
| Bluetooth Latency | - | 160ms |
| Maximum SPL | - | 111dB (measured by Alan Ross Reviews) |
| MicroSD Playback | - | Yes |
| Lights | - | Yes |
Related Speaker Comparisons
More worthwhile head-to-heads for Harman Kardon Onyx Studio 5:
- Tribit Stormbox Blast vs Harman Kardon Onyx Studio 5
- Harman Kardon Go + Play 3 vs Harman Kardon Onyx Studio 5
- JBL Partybox Encore 2 vs Harman Kardon Onyx Studio 5
- JBL Partybox Encore Essential 2 vs Harman Kardon Onyx Studio 5
- JBL Partybox Encore vs Harman Kardon Onyx Studio 5
Prices on this page were last checked September 16, 2026 at 12:41 AM 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 5: $499.99 Amazon eBay
Pros: The iconic circular cabinet and integrated handle make it an attractive room-to-room speaker. Reviews praise its generous bass, balanced mids and smooth top end at moderate levels, giving it a warm, relaxed presentation for casual indoor music.
Cons: The large bass boost can mask lower-mid detail and make dense mixes muddy. Battery life is only around eight hours at moderate volume, it is not especially loud, and it has no water resistance for outdoor use.
Full Harman Kardon Onyx Studio 5 review and specifications →
| Amplifier Power | 50W |
|---|---|
| App | No |
| Aux Input | Yes |
| Battery Life | 8 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 11.3" x 11.3" (285.8 x 285.8 mm) |
| Drivers | 2x 75mm woofers + 2x 20mm tweeters |
| EQ | No |
| IP Rating | IPX7 |
| Omnidirectional | No |
| Party Mode | Yes (Wireless Dual Sound) |
| Power Bank | No |
| Power Input | DC Barrel Connector (19V/2.1A) |
| Stereo | Partially (1 woofer) |
| TWS | Yes (see https://www.reddit.com/r/Bluetooth_Speakers/comments/w339x5/how_to_harman_kardon_onyx_studio_5_6_dual_sound/) |
| USB Playback | No |
| Weight | 6.6 lbs (3 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Harman Kardon Onyx Studio 5 vs JBL Boombox 3 Wifi
- Harman Kardon Onyx Studio 5 vs Harman Kardon Go + Play 2
- Harman Kardon Onyx Studio 5 vs JBL Boombox 4
- Harman Kardon Onyx Studio 5 vs JBL Boombox 3
- Harman Kardon Onyx Studio 5 vs Tribit Stormbox Blast 2
- Harman Kardon Onyx Studio 5 vs Zealot S89
- Harman Kardon Onyx Studio 5 vs LG Xboom Stage 301
- Harman Kardon Onyx Studio 5 vs Zealot ZE21
- See all 58 comparisons
Tronsmart Bang Max: $229.99 Tronsmart eBay
Pros: A powerful, feature-rich party speaker with loud, bass-rich output, app EQ, power-bank capability, lighting, TWS/multi-speaker linking, and separate microphone and guitar inputs with independent level control. Reviews find it can fill a large room even at moderate volume, while SoundPulse or custom EQ gives it useful flexibility for parties and casual karaoke. Measured bass extension of 39Hz (-10dB).
Cons: Its bass-first tuning prioritizes impact over accuracy: upper mids and lower treble can sound unnatural, while fine midrange and treble detail are limited. Deep Bass mode can swallow the rest of the mix, volume control is imprecise and some reviewers hear distortion above roughly 98dB. It is a party tool, not a neutral monitor.
Full Tronsmart Bang Max review and specifications →
| Amplifier Power | 130W |
|---|---|
| App | Yes |
| Aux Input | Yes |
| Aux Latency | 16ms |
| Bass Extension (-10dB) | 39Hz |
| Bluetooth Codecs | SBC |
| Bluetooth Latency | 160ms |
| Built-in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 18.5" x 7.8" x 10.2" (470 x 199 x 260 mm) |
| Drivers | 2x ~165mm (6.5") woofers + 2x ~63mm (2.5") mid drivers + 2x ~25mm (1") tweeters |
| EQ | Yes (multiple modes) |
| IP Rating | IPX6 |
| Lights | Yes |
| Maximum SPL | 111dB (measured by Alan Ross Reviews) |
| MicroSD Playback | Yes |
| Omnidirectional | No |
| Party Mode | No |
| Power Bank | Yes (USB-A) |
| Power Input | AC Power brick |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | No |
| Weight | 12.8 lbs (5.8 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Alan Ross Reviews: Tronsmart Bang Max Review, JBL Boombox 3 wannabe 130w More from alanrossreviews →
- Techder Audios: Zealot ZE01 VS Tronsmart Bang Max SOLID VOCALS VS DEEPER BASS More from techderaudios →
- Jay’s Straight Up Reviews & More: Triple Threat Match 🔺 SkullCandy Barrel XT, Tribit Blast & Tronsmart Bang Max 📛 Bluetooth Boombox 🔋 More from JaysStraightUpReviews →
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