Short answer: the Teufel Rockster Air for battery life and volume, the Soundcore Rave 3S for karaoke features. The Rockster Air claims an exceptional 58-hour battery, 31 hours at full volume in ECO mode, a user-replaceable cell and 112dB output, but its midrange is peaky and it distorts above half volume. The Rave 3S at $349.99 includes two wireless microphones and AI voice removal, with bass not as deep as a Partybox 110/120. The Teufel Rockster Air is discontinued; its replacement is the Teufel Rockster Air 2.

Buy the Soundcore Rave 3S for a party speaker, or the Teufel Rockster Air for a battery-powered PA speaker instead.
There is a real battery-life gap here: the Teufel Rockster Air is rated for 30 hours, the Soundcore Rave 3S only 12 hours.
There is a real gap in water resistance: the Soundcore Rave 3S at IPX4 (splashing) against the Teufel Rockster Air, which has no water resistance.
Still deciding? The full Portable Bluetooth rankings and PA & Live Sound rankings cover every ranked option.
2 AA battery Wireless Microphones and remote control included.
Amazon $349.99 Soundcore $349.99 eBayExceptional 58-hour battery (31 hours at full volume with ECO mode).
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Specifications Side By Side
| Soundcore Rave 3S | Teufel Rockster Air | |
|---|---|---|
| Price | $349.99 | €500 Discontinued |
| Ranked | #19 of 49 in Party Size Portable Bluetooth Speakers | #11 of 16 in Battery-Powered PA Speakers |
| App | Yes | No |
| Aux Input | Yes | Yes |
| Battery Life | 12 hours (Manufacturer specified) | 30 hours (Manufacturer specified) |
| EQ | Yes | No |
| Guitar Input | Yes | Yes |
| IP Rating | IPX4 | None |
| Microphone Input | Yes (Karaoke mode with reverb effect) | Yes |
| Party Mode | Yes (Auracast) | No |
| Power Input | USB-C | AC Power cord |
| Stereo | No | Yes |
| Omnidirectional | No | No |
| Weight | 21.6 lbs (9.8 kg) | 32 lbs (14.5 kg) |
| Wireless Microphones | Yes 2 Included | - |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | SBC | aptX, SBC |
| TWS | No | No |
| Power Bank | No | Yes (USB-C, 5V/2A) |
| USB Playback | No | No |
| Drivers | 1x 6.5” (165mm) woofer + 3x 2.5” (63mm) full-range drivers | 2x 40mm tweeters + 2x 50mm woofers + passive radiators |
| Amplifier Power | 200W | 250W |
| Digital Aux Input | No | No |
| Lights | Yes | - |
| Dimensions | 21.7”H x 11.1”W x 12”D (550 x 283 x 306 mm) | 11.8” x 21.3” x 11” (300 x 540 x 280 mm) |
| Bluetooth Version | 5.3 | 4.0 |
| Strap | No | - |
| Passive | - | No |
| Bass Extension (-10dB) | - | ~52Hz |
| Inputs | - | XLR microphone, 6.3mm instrument, 3.5mm stereo, Bluetooth |
| Maximum SPL | - | 115dB |
| Configuration | - | Battery-powered active PA |
| Rigging | - | 35mm pole mount |
| DSP | - | No |
| XLR Input | - | Yes |
| RCA Input | - | No |
| TRS Input | - | Yes |
| Optical Input | - | No |
| Coaxial Input | - | No |
| USB Input | - | No |
| HDMI Input | - | No |
| AES Input | - | No |
| Cabinet Material | - | Plastic and MDF |
| Frequency Response | - | 50Hz - 20kHz (Manufacturer specified) |
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