head to head
vs
Duck HuntvsEyeToy: Play 3
Duck Hunt leans Execution (Pure Mechanics); EyeToy: Play 3 leans Execution (Pure Mechanics).
Duck HuntEyeToy: Play 3
Axis by axis
Execution7 vs 6
Duck Hunt leans harder on execution: Pure light-gun aim and reaction speed
Reads0 vs 1
EyeToy: Play 3 leans harder on reads: Party rivals share a screen but minigames reward motion, not prediction
Variance2 vs 2
Even - both lean on variance about the same.
Optimization1 vs 1
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.