head to head
vs
Extreme-G: XG2vsRock n' Roll Racing
Extreme-G: XG2 leans Execution (Pure Mechanics); Rock n' Roll Racing leans Execution (Practiced Mastery).
Extreme-G: XG2Rock n' Roll Racing
Axis by axis
Execution8 vs 7
Extreme-G: XG2 leans harder on execution: Holding the racing line at extreme speed is the whole challenge
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 5
Rock n' Roll Racing leans harder on optimization: Upgrade purchases and planet-by-planet earnings are plannable.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.