head to head
vs
Guitar Hero IIvsRhythm Heaven Fever
Guitar Hero II leans Execution (Pure Mechanics); Rhythm Heaven Fever leans Execution (Pure Mechanics).
Guitar Hero IIRhythm Heaven Fever
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 1
Rhythm Heaven Fever leans harder on variance: Minor visual fakeouts, audio is fully fixed
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.