Hello,
I think the Toyota Prius is a great choice! It has given excellent performance. You can't go wrong with a Toyota or a Honda, those two are the most reliable cars on the market.
Hello,
Depending on sizes, quality, market and DIY vs. installation, anywhere from $1200.00 to $7000.00
Shop around, most window distributors will be glad to go over your project needs, free of charge.