The Xiaomi Mi Mijia 4K Action Camera is a compact, high-performance imaging device featuring a Sony IMX317 sensor and a 145-degree wide-angle lens for immersive 4K video capture.
| video_resolution | 4K (3840 x 2160) at 30fps, 1080p at 60fps, 720p at 200fps |
| aperture | f/2.8 |
| focal_length | 3.2mm |
| photo_resolution | 3840 x 2160 (8.3MP) |
| storage_type | MicroSD (Class 10/U3 recommended) up to 64GB |
| connectivity | Wi-Fi and Bluetooth 4.1 |
No, the camera body itself is not waterproof. To use it underwater or in heavy rain, you must use a dedicated external waterproof housing case.
The 1450mAh battery provides approximately 120 minutes (2 hours) of continuous recording time when shooting at 4K resolution at 30fps.
The Mi Mijia 4K Action Camera does not natively support external microphones via the Micro-USB port; it relies on its built-in dual microphones for audio.
It supports MicroSD cards up to 64GB. For 4K recording, it is highly recommended to use a U3 (Ultra High Speed Class 3) card to prevent write errors.