What kind of car do you see the characters driving?

Self explanitory.

Tidus = Riced out 98' Honda Civic Hatchback
Yuna = New Ford Taurus (X) Honda S2000 (X-2)
Wakka = 73' Dodge Powerwagon
Lulu = Takes the bus
Kimarhi = Vespa
Auron = Jeep Wrangler
Rikku = Pink VW bug convertible

i could see kimari driving a mini

They all take the short bus.