inputs.text: great value bigger picture - needed replace old 7inch unit van much research contemplation whether go larger keep smaller size price became deciding factor dollars able get much bigger screen thought going 20\\ instead 159\\ installing cant imagine much bigger would dramatic difference previously wow pretty easy install 2 hours not replacing old unit want spend cash someone professionally install instructions arent great no mounting kitwiring harness kids love everyone even back row see picture side note size open block rearview mirror partially covers couple ceiling vents well worth minor inconveniences