mk3 gte or fc3s turbo2

I'm currently reseaching info for my next car, but im stuck on which car to get. im looking at a 89 turbo supra or 90 turbo rx-7. i currently own a 93 mx-6 ls and not happy with the performance or reliability.(120,000mi;2 trannys; 1 tourqe converter; curently blown engine; only have had it for 3 months!) if any bodys got any ideas i could use some for my next car purchuse.:confused: