head to head
vs
Colin McRae: DirtvsRayman Rush
Colin McRae: Dirt leans Execution (Pure Mechanics); Rayman Rush leans Execution (Pure Mechanics).
Colin McRae: DirtRayman Rush
Axis by axis
Execution8 vs 7
Colin McRae: Dirt leans harder on execution: Car control on loose surfaces is the entire test
Reads1 vs 2
Rayman Rush leans harder on reads: AI racers run scripted lines, minimal prediction
Variance2 vs 2
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.