We tested the Anker Roav Dashcam C1 and found that it provides reasonable image quality and a number of useful features at a reasonable price point.
The Roav by Anker Dash Cam C1 is a good basic dash cam at a budget price, but look elsewhere if video quality is a top concern.
DRV-320
GS 200
RecNeo
Hummer
MiVue A20
CVR200