head to head
vs
FlatOut 2vsSparkle 2
FlatOut 2 leans Execution (Pure Mechanics); Sparkle 2 leans Execution (Practiced Mastery).
FlatOut 2Sparkle 2
Axis by axis
Execution7 vs 6
FlatOut 2 leans harder on execution: High-speed control amid wrecks and ragdolls
Reads1 vs 0
FlatOut 2 leans harder on reads: No adaptive opposition worth modeling
Variance3 vs 3
Even - both lean on variance about the same.
Optimization4 vs 4
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.