head to head
vs
Child of LightvsPortal: Still Alive
Child of Light leans Optimization (Pure Optimization); Portal: Still Alive leans Optimization (Pure Optimization).
Child of LightPortal: 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.
Variance2 vs 1
Child of Light leans harder on variance: Minor drop randomness
Optimization8 vs 8
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.