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- AC4K 120 vs SJ8 Air
Renkforce AC4K 120 vs SJCAM SJ8 Air
What AC4K 120 does better (2) and where SJ8 Air wins (4) — every spec side by side.
Why is AC4K 120 better than SJ8 Air?
- Battery life (recording)180 min vs 130 min+38%
- Weight64 g vs 80 g+25%
Why is SJ8 Air better than AC4K 120?
- Photo resolution2 MP vs 14 MP7×
- Battery capacity900 mAh vs 1,200 mAh+33%
- Main screen size2″ vs 2.33″+17%
- Max field of view140° vs 160°+14%
Specifications
Side by side
| Design & durability | ||
| Weight | 64 g | 80 g |
| Width | 59 mm | — |
| Height | 41 mm | — |
| Depth | 24.5 mm | — |
| Waterproof without case | 0 m | — |
| Waterproof with housing | 30 m | — |
| Ingress protection | IP68 | — |
| Video | ||
| Max video resolution | 4K | — |
| 4K frame rate (max) | 10 fps | — |
| Max frame rate (slow motion) | 10 fps | — |
| H.265 / HEVC | — | Yes |
| Timelapse / hyperlapse | Yes | — |
| Sensor & photo | ||
| Photo resolution | 2 MP | 14 MP |
| Aperture | — | f/2 |
| Max field of view | 140° | 160° |
| Stabilisation | ||
| Stabilisation system | — | ohne Bildstabilisator |
| Electronic image stabilisation | Yes | Yes |
| Screens | ||
| Main screen size | 2″ | 2.33″ |
| Touchscreen | — | Yes |
| Battery | ||
| Battery capacity | 900 mAh | 1,200 mAh |
| Battery life (recording) | 180 min | 130 min |
| Connectivity | ||
| Wi-Fi | Yes | Yes |
| Webcam mode | Yes | — |
| Storage & features | ||
| microSD card slot | Yes | — |
