head to head
vs
Super Mario 3D LandvsValley
Super Mario 3D Land leans Execution (Practiced Mastery); Valley leans Execution (Practiced Mastery).
Super Mario 3D LandValley
Axis by axis
Execution5 vs 4
Super Mario 3D Land leans harder on execution: 3D jumps and special-world remixes need clean control
Reads0 vs 0
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization5 vs 4
Super Mario 3D Land leans harder on optimization: Star coin collection and power-up management are solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.