head to head
vs
GunpointvsPortal: Still Alive
Gunpoint leans Optimization (Pure Optimization); Portal: Still Alive leans Optimization (Pure Optimization).
GunpointPortal: Still Alive
Axis by axis
Execution2 vs 3
Portal: Still Alive leans harder on execution: Some flings need timing, but puzzles rarely demand twitch precision
Reads0 vs 0
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization7 vs 8
Portal: Still Alive leans harder on optimization: Seeing the portal solution and routing chambers is the entire game
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.