head to head
vs
Guitar Hero IIvsJust Dance 2021
Guitar Hero II leans Execution (Pure Mechanics); Just Dance 2021 leans Execution (Pure Mechanics).
Guitar Hero IIJust Dance 2021
Axis by axis
Execution9 vs 8
Guitar Hero II leans harder on execution: Harder charts, hammer-ons, and three-note chords
Reads0 vs 0
Even - both lean on reads about the same.
Variance0 vs 0
Even - both lean on variance about the same.
Optimization2 vs 2
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.