head to head
Command & Conquer: Red AlertvsFoxhole
Command & Conquer: Red Alert leans Optimization (Pure Optimization); Foxhole leans Optimization (Mind & Math).
Command & Conquer: Red AlertFoxhole
Axis by axis
Execution5 vs 3
Command & Conquer: Red Alert leans harder on execution: Micro and base management under time pressure
Reads5 vs 6
Foxhole leans harder on reads: War-long strategy versus humans is reads
Variance3 vs 3
Even - both lean on variance about the same.
Optimization8 vs 8
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.

