Short answer: the Harman Kardon Onyx Studio 7. It ranks #12 of 73 boombox speakers by sound quality; the Teufel Boomster 2021 ranks #33.
The case for the Harman Kardon Onyx Studio 7: Warm sound with boosted bass. The catch: Sounds a little sterile.
On the Teufel Boomster 2021 side: Pretty balanced sound, slightly warm. Watch for: Not as deep of bass as above ranked speakers.
One note: the Teufel Boomster 2021 is discontinued, but it still ranks #33 of 73 boombox speakers by sound quality, ahead of most of what is still sold new, so it is worth considering used.
Buy the Harman Kardon Onyx Studio 7 if sound quality matters more than the price. Buy the Teufel Boomster 2021 if the price matters more than sound quality.
If battery life is a priority, the Teufel Boomster 2021 is rated for 18 hours versus 8 hours for the Harman Kardon Onyx Studio 7.
If water resistance matters to you, the Teufel Boomster 2021 at IPX7 (brief submersion) holds up far better than the Harman Kardon Onyx Studio 7 at no water resistance.
Specifications Side By Side
| Harman Kardon Onyx Studio 7 | Teufel Boomster 2021 | |
|---|---|---|
| Price | $298.90 | €250 Discontinued |
| Ranked | #12 of 73 in Boombox Size Portable Bluetooth Speakers | #33 of 73 in Boombox Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Aux Latency | 0ms | - |
| Bass Extension (-10dB) | 37Hz | - |
| Battery Life | 8 hours (Manufacturer specified) | 18 hours (Manufacturer specified) |
| Built in Microphone | Yes | No |
| IP Rating | None | IPX7 |
| Bluetooth Latency | 266ms | - |
| Max Volume | 96dB | - |
| Party Mode | Yes (Wireless Dual Sound) | No |
| Power Input | DC Barrel Connector (19V/2.1A) | USB-C |
| Stereo | Partially (1 woofer) | Yes |
| Omnidirectional | No | No |
| TWS | No | Yes |
| Weight | 6.4 lbs / 2.9 kg | 8.3 lbs / 3.75 kg |
| Bluetooth Codecs | SBC | SBC |
| App | No | No |
| EQ | No | No |
| Power Bank | No | No |
| USB Playback | No | No |
| Output Power | 50W RMS | 42W RMS |
| Dimensions | 11.3" x 11.3" (285.8 x 285.8 mm) (round design) | 14.6" x 7.1" x 5.8" (370 x 180 x 148 mm) |
| Drivers | 2x 75mm woofers + 2x 20mm tweeters | 1x 110mm (4.3") woofer + 2x 65mm midrange drivers + 2x 20mm tweeters |
| Digital Aux Input | No | No |
| FM Tuner | - | Yes |
| Discontinued | - | Yes |
Related Speaker Comparisons
More useful head-to-heads from the same speaker class:
- Harman Kardon Onyx Studio 9 vs JBL Boombox 3 Wifi
- Harman Kardon Go + Play 3 vs Harman Kardon Onyx Studio 9
- Harman Kardon Onyx Studio 6 vs Harman Kardon Onyx Studio 5
- JBL Partybox Encore Essential vs Harman Kardon Onyx Studio 7
- Harman Kardon Onyx Studio 7 vs Tribit Stormbox Blast 2
The Two Speakers In Full
Harman Kardon Onyx Studio 7: $298.90 Amazon
Pros: Warm sound with boosted bass.
Cons: Sounds a little sterile. 8 hour battery at medium volume, teeny bit less bass than the Onyx 6. Not at loud as others. No water rating.
Full Harman Kardon Onyx Studio 7 review and specifications →
| App | No |
|---|---|
| Aux Input | Yes |
| Aux Latency | 0ms |
| Bass Extension (-10dB) | 37Hz |
| Battery Life | 8 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Latency | 266ms |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 11.3" x 11.3" (285.8 x 285.8 mm) (round design) |
| Drivers | 2x 75mm woofers + 2x 20mm tweeters |
| EQ | No |
| IP Rating | None |
| Max Volume | 96dB |
| Omnidirectional | No |
| Output Power | 50W RMS |
| Party Mode | Yes (Wireless Dual Sound) |
| Power Bank | No |
| Power Input | DC Barrel Connector (19V/2.1A) |
| Stereo | Partially (1 woofer) |
| TWS | No |
| USB Playback | No |
| Weight | 6.4 lbs / 2.9 kg |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Alan Ross Reviews: JBL Boombox 2 vs Onyx Studio 7 big bass battle 💋 More from alanrossreviews →
- Alan Ross Reviews: Onyx Studio 7 vs Onyx Studio 6 - massive deep bass battle 😁
- Geri’s Collection: Harman Kardon Onyx 7 vs Onyx 4
- KULAS TECH SHOW: Harman / Kardon Onyx Studio 5 vs Onyx Studio 7 - Close battle🔥🔥 More from KULASTECHSHOW20 →
- Alan Ross Reviews: Ultimate HK Onyx Studio speaker review and comparison! 8 speakers!
- Reddit Search for Harman Kardon Onyx Studio 7 Review
- Head-to-Head Comparisons
- Harman Kardon Onyx Studio 7 vs Harman Kardon Onyx Studio 6
- Harman Kardon Onyx Studio 7 vs Harman Kardon Onyx Studio 9
- Harman Kardon Onyx Studio 7 vs Harman Kardon Onyx Studio 8
- Harman Kardon Onyx Studio 7 vs Zealot ZE41
- Harman Kardon Onyx Studio 7 vs Zealot ZE21
- Harman Kardon Onyx Studio 7 vs Zealot S89
- Harman Kardon Onyx Studio 7 vs JBL Partybox Encore Essential
- Harman Kardon Onyx Studio 7 vs JBL Boombox 4
- See all 23 comparisons
Teufel Boomster 2021: €250 Discontinued
Pros: Pretty balanced sound, slightly warm
Cons: Not as deep of bass as above ranked speakers. Boosted mid bass compensating for the lack of bass extension. Discontinued.
Full Teufel Boomster 2021 review and specifications →
| App | No |
|---|---|
| Aux Input | Yes |
| Battery Life | 18 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 14.6" x 7.1" x 5.8" (370 x 180 x 148 mm) |
| Discontinued | Yes |
| Drivers | 1x 110mm (4.3") woofer + 2x 65mm midrange drivers + 2x 20mm tweeters |
| EQ | No |
| FM Tuner | Yes |
| IP Rating | IPX7 |
| Omnidirectional | No |
| Output Power | 42W RMS |
| Party Mode | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | No |
| Weight | 8.3 lbs / 3.75 kg |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Techder Audios: Tribit Stormbox Blast VS Teufel Boomster “BASS VS FUNCTIONS!” More from techderaudios →
- Mateusz Cholewa: Tribit Stormbox Blast Audio Test vs Teufel Boomster 2021 More from Mateusz Cholewa →
- Mateusz Cholewa: 2 x 🔊Teufel Boomster 2021🎵 vs JBL Boombox 2 AC🔌 Power Test Audio🎧.
- Reddit Search for Teufel Boomster 2021 Review
- Head-to-Head Comparisons
- Teufel Boomster 2021 vs onn Pro X Large Boom Boombox
- Teufel Boomster 2021 vs B&O Beolit 20
- Teufel Boomster 2021 vs JBL Authentics 300
- Teufel Boomster 2021 vs JBL Boombox 2
- Teufel Boomster 2021 vs Teufel Boomster NG (2017)
- Teufel Boomster 2021 vs Soundcore Boom 2 Plus
- Teufel Boomster 2021 vs Sony ULT Field 7
- Teufel Boomster 2021 vs Soundcore Rave Party 2
- See all 21 comparisons