GT5 no doubt, I think indeed that in the US FM3 might be on par with GT5 but outside it GT5 will beat FM3 sales to dust.. BTW GT3 sold 9mil units and launched at a userbase of 14mil PS2s...
Currently playing: MAG, Heavy Rain, Infamous
Getting Plat trophies for: Heavy Rain, Infamous, RE5, Burnout and GOW collection once I get it.