Is it worth upgrading? Spec analysis, key improvements, and our verdict.
| Spec | GO Ultra | X4 | |
|---|---|---|---|
| Price | £389 | £424 | |
| Released | 2025 | 2024 | ↓ |
| Sensor | 1/1.28" CMOS | 1/2" (×2) | |
| Resolution | 50MP | 72MP | ↑ |
| Video | 4K 60fps | 8K 360° 30fps, 4K 100fps | |
| Stabilisation | FlowState (EIS) | FlowState + 360 Horizon Lock (EIS) | |
| Battery Life | 70 min camera / 200 min with Action Pod (Insta360) | 135 min (5.7K30, Insta360) | ↑ |
| Weight | 53g (camera) | 203g | ↓ |
| Weather Sealed | Yes | Yes | |
| Mount | Fixed lens (14 mm-eq f/2.85) | Fixed dual lens (360°) | |
| Memory Cards | 1× microSD (up to 2 TB) | 1× microSD (V30) |
See GO Ultra and X4 next to each other with our interactive comparison tool.
Tell us what you shoot and we'll score the X4 against your specific genres — not just specs.