head to head
vs
Grand Theft Auto IVvsRiverbond
Grand Theft Auto IV leans Execution (Practiced Mastery); Riverbond leans Execution (Practiced Mastery).
Grand Theft Auto IVRiverbond
Axis by axis
Execution5 vs 4
Grand Theft Auto IV leans harder on execution: Heavier driving and cover shooting reward control.
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization3 vs 3
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.