We traded in our Ford Puma for a Toyota Prius. Two children later and with a third (and later a fourth) on the way, we sacrificed the Prius for an ugly grey Mazda 8. It does the job!
Here are my (lighthearted) top tips for choosing the family car: boybandinthemaking.wordpress.com/2014/03/06/family-cars-or-tour-bus-tips/