head to head
Castlevania III: Dracula's CursevsNinja Gaiden II
Castlevania III: Dracula's Curse leans Execution (Pure Mechanics); Ninja Gaiden II leans Execution (Pure Mechanics).
Castlevania III: Dracula's CurseNinja Gaiden II
Axis by axis
Execution9 vs 9
Even - both lean on execution about the same.
Reads0 vs 1
Ninja Gaiden II leans harder on reads: Swarming enemies follow scripts
Variance1 vs 1
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.

