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Dimensions
Size comparison
TOPROCK SYS3 BT20 137 USB-CRave 3S A31A3012
| TOPROCK SYS3 BT20 137 USB-C | Rave 3S A31A3012 | Difference | |
|---|---|---|---|
| Height | 137 mm | 504 mm | −367 mm |
| Width | 396 mm | 300 mm | +96 mm |
| Depth | 296 mm | 280 mm | +16 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is TOPROCK SYS3 BT20 137 USB-C better than Rave 3S A31A3012?
TOPROCK SYS3 BT20 137 USB-C has no measurable advantages in this pair.
Why is Rave 3S A31A3012 better than TOPROCK SYS3 BT20 137 USB-C?
- Output power20 W vs 200 W10×
- Bluetooth version5 vs 5.3+6%
Specifications
Side by side
| Sound | ||
| Output power | 20 W | 200 W |
| Lowest frequency | — | 40 Hz |
| Highest frequency | — | 20,000 Hz |
| Stereo | Yes | — |
| Noise control | ||
| Microphones | — | 2 |
| Battery & charging | ||
| Battery life | — | 12 h |
| Power bank function | Yes | — |
| Mains powered | No | — |
| Battery powered (portable) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5.3 |
| Bluetooth codecs | SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | — | Yes |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Weight | 2,800 g | — |
| Width | 396 mm | 300 mm |
| Height | 137 mm | 504 mm |
| Depth | 296 mm | 280 mm |
| Protection rating | — | IPX4 |
| Water resistance (IPx) | — | IPx4 |
| Features | ||
| Hands-free calls | — | Yes |
| Party / stereo pairing | Yes | Yes |
| Light effects | — | Yes |
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