Originally Posted by billb
If you're looking for 4 doors so there's better access for child seats, you may be surprised that it actually makes it harder. With a 2 door car you have a better angle into the rear seat once the kiddy seats are installed. My sister in law found this when her newish 2 door Grand Am was in the shop and they gave her a 4 door loaner. Up until that point she was moaning about getting a 4 door to improve access.
Of course, if you have other motivations...
My $0.02.