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A dash cam continuously records video, so when choosing a Micro SD card, both capacity and card quality are important.
The higher the video resolution and the longer you want to keep recordings before they are overwritten, the larger the card capacity you will need.
Estimated 4K Recording Time
32GB
1–1.5 h
64GB
2–3 h
128GB
4–6 h
256GB
8–12 h
* Values are approximate. Actual recording time depends on bitrate, number of cameras, and the specific dash cam model.
Important
Before purchasing a Micro SD card, always check the maximum card capacity supported by your dash cam.
