Should i buy a 1981 camaro or a 1984 mustang?

ok right now i drive a acura integra as it is nice i hate the 4 cyl sure its fast i modded it to hit 154 mph and sure it takes new mustangs and camaros but i love that V8 im a car junkie im wondering if i should say screw the integra and buya 1981 camaro 5.7 liter or a 84 mustang gt i just want to get some peoples opinion on it