head to head
vs
Bust a GroovevsHi-Fi Rush
Bust a Groove leans Execution (Pure Mechanics); Hi-Fi Rush leans Execution (Practiced Mastery).
Bust a GrooveHi-Fi Rush
Axis by axis
Execution7 vs 8
Hi-Fi Rush leans harder on execution: Rhythm-timed combos demand precise inputs.
Reads2 vs 1
Bust a Groove leans harder on reads: Attack timing against the rival adds light prediction
Variance1 vs 1
Even - both lean on variance about the same.
Optimization4 vs 6
Hi-Fi Rush leans harder on optimization: Combo routes and chip builds reward optimization.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.