im looking for something in the 10k range and i know theres a lot of info EVERYWHERE about this but i want god honest feelings about these cars and whether i should own one depending on

1 reliability
2 cost of maintenance(sp?)
3 coolness factor
4 speed


ok heres the cars
1 porsche boxster
2 older high mileage s2k
3 2001ish prelude
4 mazda miata
5 older m3
6 ANYTHING ELSE YALL RECOMMEND?

help will be repped