head to head
vs
Half-LifevsInsanely Twisted Shadow Planet
Half-Life leans Execution (Practiced Mastery); Insanely Twisted Shadow Planet leans Optimization (Practiced Mastery).
Half-LifeInsanely Twisted Shadow Planet
Axis by axis
Execution6 vs 5
Half-Life leans harder on execution: Combat aim and infamous platforming sections
Reads0 vs 1
Insanely Twisted Shadow Planet leans harder on reads: Scripted creature behaviour
Variance2 vs 2
Even - both lean on variance about the same.
Optimization6 vs 6
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.