head to head
vs
Mario Kart 8 DeluxevsSpelunky
Mario Kart 8 Deluxe leans Execution (Twitch Chaos); Spelunky leans Execution (Twitch Chaos).
Mario Kart 8 DeluxeSpelunky
Axis by axis
Execution7 vs 8
Spelunky leans harder on execution: Tight platforming and whip control under constant threat.
Reads3 vs 1
Mario Kart 8 Deluxe leans harder on reads: Human racers bait and block items but mostly reactive.
Variance6 vs 7
Spelunky leans harder on variance: Procedural caves and item rolls shape every run.
Optimization6 vs 6
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.