Short answer: the Marshall Stockwell II. It ranks #11 of 120 large speakers by sound quality (rated 4.5/5); the Teufel Rockster Cross 2 ranks #22 (rated 4.2/5).
The Stockwell II is possibly the most natural sounding Marshall, with excellent off-axis sound. It is not very loud, at about 96dB measured, and adds DSP reverb some listeners dislike. It has no app or EQ.
The Cross 2 plays louder, at about 101dB with EQ, and sounds almost identical to the original Cross, fairly neutral with punchy bass. Its app EQ adds bass punch.
Battery: 38 hours claimed for the Cross 2 against 20 for the Stockwell II. Size: the Stockwell II is 3.1 lbs (1.4 kg) against 5.3 lbs (2.4 kg).
Both have an aux input. The Cross 2 adds a power bank, stereo pairing, AAC and multipoint. The Stockwell II is IPX4, the Cross 2 IPX5.
Buy the Marshall Stockwell II. It is rated higher for sound quality than the Teufel Rockster Cross 2.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
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Specifications Side By Side
| Marshall Stockwell II | Teufel Rockster Cross 2 | |
|---|---|---|
| Price | $229.99 | €249.99 |
| Ranked | #11 of 120 in Large Size Portable Bluetooth Speakers | #22 of 120 in Large Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Bass Extension (-10dB) | 44Hz | - |
| Battery Life | 20 hours (Manufacturer specified) | 38 hours (Manufacturer specified) |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | SBC | SBC, AAC |
| IP Rating | IPX4 | IPX5 |
| Bluetooth Latency | 50ms | - |
| Maximum SPL | 96dB (measured by Alan Ross Reviews) | 101dB (measured by M1M Tech Channel) |
| Party Mode | No | Yes (Party Link, up to 100 speakers) |
| Power Input | USB-C | USB-C |
| Stereo | No | Partially |
| Omnidirectional | Yes | No |
| TWS | No | Yes (Party Link Stereo) |
| Weight | 3.1 lbs (1.4 kg) | 5.3 lbs (2.4 kg) |
| App | No | Yes (Teufel Go) |
| Built-in Microphone | Yes | - |
| EQ | No | Yes (bass and treble, presets) |
| Power Bank | No | Yes (USB-C) |
| Bluetooth Version | 5.0 | 5.3 |
| Dimensions | 7.1” x 6.3” x 2.8” (180 x 161 x 70 mm) | 15.4” x 5.9” x 5.1” (390 x 150 x 130 mm) |
| Drivers | 3” woofer, 2x 2” fullrange tweeters | 120mm woofer, 2x 20mm textile dome tweeters + 2x passive radiators |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) | 50Hz - 20kHz (Manufacturer specified) |
| Amplifier Power | 20W | 40W RMS |
| Digital Aux Input | No | Yes (USB-C) |
| Strap | Yes (built-in strap) | Yes (adjustable strap) |
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