head to head
Need for Speed: WorldvsWii Sports
Need for Speed: World leans Execution (Practiced Mastery); Wii Sports leans Execution (Pure Mechanics).
Need for Speed: WorldWii Sports
Axis by axis
Execution6 vs 6
Even - both lean on execution about the same.
Reads2 vs 2
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 3
Need for Speed: World leans harder on optimization: Car builds, powerups and route knowledge compound advantage
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

