head to head
vs
BodycountvsWarhammer 40,000: Space Marine
Bodycount leans Execution (Pure Mechanics); Warhammer 40,000: Space Marine leans Execution (Practiced Mastery).
BodycountWarhammer 40,000: Space Marine
Axis by axis
Execution7 vs 6
Bodycount leans harder on execution: Aim and cover-shredding gunplay are the entire offer
Reads1 vs 1
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization3 vs 4
Warhammer 40,000: Space Marine leans harder on optimization: Weapon choice and fury management are simple to learn
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.