Short answer: the Teufel Boomster 4. It ranks #50 of 113 boombox speakers by sound quality (rated 3.4/5); the JBL Partybox On the Go ranks #67 (rated 3.0/5).
The Teufel Boomster 4 is the better-sounding, longer-running choice. A stereo boombox with DAB+ and FM radio, a long battery, splash resistance and a remote with treble control. It is rated for 23 hours of battery against 6 for the JBL Partybox On the Go. At 8.3 lbs (3.75 kg) it weighs much less than the JBL Partybox On the Go at 16.5 lbs (7.5 kg). It supports aptX HD Bluetooth, which the JBL Partybox On the Go lacks. Watch for: Side by side with the Teufel Boomster 2021 the sound barely changed, and it has a little less deep bass.
The case for the JBL Partybox On the Go: A battery party speaker with an included wireless microphone and a detachable shoulder strap. The tradeoff: Bass is limited by its 49Hz specification.
Buy the Teufel Boomster 4. It is rated higher for sound quality than the JBL Partybox On the Go.
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Prices on this page were last checked November 14, 2026 at 6:17 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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Specifications Side By Side
| Teufel Boomster 4 | JBL Partybox On the Go | |
|---|---|---|
| Price | €249.99 | $329.95 |
| Ranked | #50 of 113 in Boombox Size Portable Bluetooth Speakers | #67 of 113 in Boombox Size Portable Bluetooth Speakers |
| Drivers | 2x 20mm tweeters + 2x 65mm midrange drivers + 1x 110mm (4.3”) woofer, passive bass radiators | 5.1” woofer + tweeters |
| Amplifier Power | 42W RMS | 100W |
| Battery Life | 23 hours (Manufacturer specified) | 6 hours (Manufacturer specified) |
| IP Rating | IPX5 | IPX4 |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.0 | 4.2 |
| Bluetooth Codecs | aptX HD, AAC, SBC | SBC |
| FM Tuner | Yes (plus DAB+) | - |
| Aux Input | Yes | Yes |
| Stereo | Yes | Partially |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| Power Bank | No | Yes (USB-A, 5V/2.1A) |
| Power Input | USB-C | USB-C |
| Dimensions | 7.1”H x 14.6”W x 5.8”D (180 x 370 x 148 mm) | 19.3” x 8.8” x 9.6” (489 x 224 x 244.5 mm) |
| Weight | 8.3 lbs (3.75 kg) | 16.5 lbs (7.5 kg) |
| EQ | Yes (treble control) | No |
| App | No | Yes (JBL PartyBox app) |
| Strap | No | Yes (detachable shoulder strap) |
| Bass Extension (-10dB) | - | 49Hz |
| USB Playback | - | Yes |
| Party Mode | - | No |
| Built-in Microphone | - | No |
| Maximum SPL | - | 94dB (Manufacturer specified) |
| Digital Aux Input | - | No |
Where the Ratings Come From
- Teufel Boomster 4: reviews by Dominik and Mateusz Cholewa.
- JBL Partybox On the Go: reviews by KULAS TECH SHOW and GYMCADDY.
This comparison is generated from the ratings, specifications and measurements on each product’s own page, and it updates when that data changes. How we rank explains how each rating is decided.
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