blackvue dr450

Hi All, I have been trying to find the best dash cam, for my budget ( £150ish). I was able to narrow it down to two cams: 1. Blackvue dr450 1 ch 2. Nextbase 312gw Nextbase has an lcd and gps as standard which is a plus but having a SatNav-like big thing on my dash is a minus! That's why...