I liked Sonic 2 more, but in all honesty I think they were equal.
If you meant Sonic 2 is better than Sonic 3, then I'd somewhat disagree.
If you meant Sonic 3 is better than Sonic 2, then I'd somewhat agree.
If you meant Sonic 2 (Sega Master System/Game Gear) is better than Sonic 2 (Mega Drive/Genesis), then I'd really disagree.
If you meant Sonic 2 (Mega Drive/Genesis) is better than Sonic 2 (Sega Master System/Game Gear), then I'd really agree.