head to head
vs
Killing Floor 2vsSpelunky 2
Killing Floor 2 leans Execution (Practiced Mastery); Spelunky 2 leans Execution (Twitch Chaos).
Killing Floor 2Spelunky 2
Axis by axis
Execution7 vs 8
Spelunky 2 leans harder on execution: Precise platforming, whip timing, bomb throws under pressure.
Reads1 vs 1
Even - both lean on reads about the same.
Variance5 vs 7
Spelunky 2 leans harder on variance: Procedural levels, item drops, shopkeeper triggers gate runs.
Optimization7 vs 6
Killing Floor 2 leans harder on optimization: Perks, weapon synergies, money management
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.