Being able to prove who was at fault after a traffic accident can be worth its weight in gold, so this deal that gets you a 4K front and rear dash cam for just $89.99 definitely shouldn't be ignored.

If you only occasionally want to capture interior goings-on, then Vava’s dash cams, with their unique ability to swivel 360 degrees on their magnetic mount, are an alternative to a dual-cam setup.

The R2-4K Dual is basically the R2-4K Pro we reviewed not long ago, but with the addition of a rear camera. Most of what I liked then, I still like, and what I didn’t, I still don’t. A removable rear ...