head to head
vs
Colin McRae: DirtvsRally Trophy
Colin McRae: Dirt leans Execution (Pure Mechanics); Rally Trophy leans Execution (Pure Mechanics).
Colin McRae: DirtRally Trophy
Axis by axis
Execution8 vs 9
Rally Trophy leans harder on execution: Car control on loose surfaces without aids is everything
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
Rally Trophy leans harder on optimization: Pace-note memorisation and racing lines plan each stage
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.