The quality does degrade somewhat with distance. It isn’t as clear as a direct wired system though. The video quality on the BC20 is likely comparable with the BC30 and is quite good. We got this camera installed in under 10 minutes and it works great.
How to install the easiest backup camera I’ve ever worked with. With this setup, you get a rear view anytime instead of just when you are backing up. Source: Rear View Camera Installation FAQ DIY Car Blog. That way, you can toggle between rear view and nav screens whenever the parking and or headlamps are on. However, like the BC 30, BC 40 has a frame rate of only 15 frames per second. This alone makes the Garmin BC 40 better than the BC 30. It can output a high-definition video feed with a resolution of 1280 x 720 pixels. The camera and GPS screen are activated when the vehicle is put into reverse.Īn alternative is to wire the camera to the parking lamp circuit. Being the more modern generation of the Garmin BC product line, the BC 40 has drastically better camera quality.
On my pickup, I mounted the camera on the trailer hitch and tapped into the backup light circuit by removing the tail light housing.
Both are wireless and relatively easy to install depending on your vehicle. I have Garmin’s BC20 backup cam which is the predecessor to the BC30.