vs
Dimensions
Size comparison
TOPROCK SYS3 BT20 137 USB-CGX-30ARC
| TOPROCK SYS3 BT20 137 USB-C | GX-30ARC | Difference | |
|---|---|---|---|
| Height | 137 mm | 220 mm | −83 mm |
| Width | 396 mm | 146 mm | +250 mm |
| Depth | 296 mm | 170 mm | +126 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is TOPROCK SYS3 BT20 137 USB-C better than GX-30ARC?
TOPROCK SYS3 BT20 137 USB-C has no measurable advantages in this pair.
Why is GX-30ARC better than TOPROCK SYS3 BT20 137 USB-C?
- Output power20 W vs 100 W5×
- Bluetooth version5 vs 5.3+6%
Specifications
Side by side
| Sound | ||
| Output power | 20 W | 100 W |
| Speaker channels | — | 2.0 |
| Channel count | — | 2 |
| Lowest frequency | — | 51 Hz |
| Highest frequency | — | 22,000 Hz |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Power bank function | Yes | — |
| Mains powered | No | Yes |
| Battery powered (portable) | Yes | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5.3 |
| Bluetooth codecs | SBC | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| USB-C | Yes | Yes |
| Optical input | — | Yes |
| Design & build | ||
| Weight | 2,800 g | — |
| Width | 396 mm | 146 mm |
| Height | 137 mm | 220 mm |
| Depth | 296 mm | 170 mm |
| Features | ||
| Party / stereo pairing | Yes | — |
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