Buying
How to Choose a Dash Cam: A Complete Buyer’s Guide
A dash cam is one of the highest-value upgrades you can make to a car, but the spec sheets are noisy. This guide focuses on the handful of choices that genuinely change what you get.
Start with resolution
Resolution decides whether footage is merely a record or actually useful. 1080p captures the gist of an event; 4K preserves the license plates and road signs you need to identify afterward. Treat 4K on the front channel as the baseline if plate detail matters to you.
Decide how many channels
A single front camera covers the most common view. A dual-channel front-and-rear system also captures the car behind you, which is where a large share of disputed collisions happen. Choose based on the coverage you want, not the biggest number.
Do not skip storage and power
Every dash cam needs a high-endurance microSD card rated for constant recording, and if you want parking protection you will need a hardwire kit or battery pack. Budget for these from the start rather than treating them as afterthoughts.