Dimensions
Size comparison
Sound JoyYU4
| Sound Joy | YU4 | Difference | |
|---|---|---|---|
| Height | 202 mm | 220 mm | −18 mm |
| Width | 73 mm | 140 mm | −67 mm |
| Depth | 73 mm | 190 mm | −117 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Sound Joy better than YU4?
- Bluetooth version5.2 vs 4+30%
- Lowest frequency50 Hz vs 60 Hz+20%
Why is YU4 better than Sound Joy?
- Output power30 W vs 70 W2.3×
- StereoNo · Sound Joy: Yes
Specifications
Side by side
| Sound | ||
| Output power | 30 W | 70 W |
| Speaker channels | Mono | 2.0 |
| Channel count | — | 2 |
| Lowest frequency | 50 Hz | 60 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Stereo | No | Yes |
| Battery & charging | ||
| Battery life | 26 h | — |
| Mains powered | — | Yes |
| Battery powered (portable) | Yes | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 4 |
| Bluetooth codecs | — | aptX, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | Yes |
| LDAC | — | No |
| NFC pairing | Yes | — |
| 3.5 mm jack / AUX | — | Yes |
| Optical input | — | Yes |
| Design & build | ||
| Weight | — | 3,200 g |
| Width | 73 mm | 140 mm |
| Height | 202 mm | 220 mm |
| Depth | 73 mm | 190 mm |
| Protection rating | IP67 | — |
| Water resistance (IPx) | IPx7 | — |
| Dust protection (IP) | 6 | — |
| Colours | — | White |
| Features | ||
| Hands-free calls | Yes | — |
| Party / stereo pairing | Yes | — |
| Light effects | Yes | — |
