These sit in different size classes, so this is not a straight ranking comparison. The JBL Charge 6 ranks #12 of 179 medium speakers by sound quality at $149.95; the Teufel Rockster Cross 2 ranks #22 of 120 large speakers by sound quality.

Different sizes. The Charge 6 is a medium 2.2 lbs (990 g) speaker. The Rockster Cross 2 is a large 5.3 lbs (2.4 kg) speaker. Each is rated within its own class.
The Charge 6 is more neutral than the Charge 5 through the mids and treble, with some boosted bass by default, and measured about 102dB. The Oluv EQ linked on its page improves it further.
The Cross 2 sounds almost identical to the original Cross, fairly neutral with punchy bass, and its app EQ adds bass punch. It adds partial stereo from two tweeters, a 3.5mm aux input and a USB-C sound card.
Battery: 24 hours claimed for the Charge 6 against 38 for the Cross 2. Toughness: IP68 on the Charge 6 against IPX5 on the Cross 2. Both have a power bank.
Buy the JBL Charge 6 for a medium speaker; the Teufel Rockster Cross 2 suits a large speaker instead.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
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Specifications Side By Side
| JBL Charge 6 | Teufel Rockster Cross 2 | |
|---|---|---|
| Price | $149.95 | €249.99 |
| Ranked | #12 of 179 in Medium Size Portable Bluetooth Speakers | #22 of 120 in Large Size Portable Bluetooth Speakers |
| App | Yes | Yes (Teufel Go) |
| Aux Input | No | Yes |
| Bass Extension (-10dB) | 53Hz | - |
| Battery Life | 24 hours (Manufacturer specified) | 38 hours (Manufacturer specified) |
| Digital Aux Input | Yes (USB-C) | Yes (USB-C) |
| EQ | Yes (7 band) | Yes (bass and treble, presets) |
| IP Rating | IP68 | IPX5 |
| Maximum SPL | 102dB (measured by Alan Ross Reviews) | 101dB (measured by M1M Tech Channel) |
| Party Mode | Yes (Auracast) | Yes (Party Link, up to 100 speakers) |
| Power Bank | Yes (USB-C, 5V/2.4A) | Yes (USB-C) |
| Stereo | No | Partially |
| Omnidirectional | No | No |
| TWS | Yes | Yes (Party Link Stereo) |
| Weight | 2.2 lbs (990 g) | 5.3 lbs (2.4 kg) |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.4 | 5.3 |
| Dimensions | 9” x 3.9” x 3.7” (228.8 x 98.5 x 94 mm) | 15.4” x 5.9” x 5.1” (390 x 150 x 130 mm) |
| Drivers | 53mm x 93mm woofer, 20mm tweeter | 120mm woofer, 2x 20mm textile dome tweeters + 2x passive radiators |
| Frequency Response | 56Hz - 20kHz (-6dB) (Manufacturer specified) | 50Hz - 20kHz (Manufacturer specified) |
| Power Input | USB-C | USB-C |
| Amplifier Power | 45W | 40W RMS |
| Bluetooth Codecs | SBC, AAC | SBC, AAC |
| Built-in Microphone | No | - |
| Strap | Yes (detachable strap) | Yes (adjustable strap) |
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