head to head
vs
Mario Kart 8vsSonic & All-Stars Racing Transformed
Mario Kart 8 leans Execution (Twitch Chaos); Sonic & All-Stars Racing Transformed leans Execution (Twitch Chaos).
Mario Kart 8Sonic & All-Stars Racing Transformed
Axis by axis
Execution6 vs 6
Even - both lean on execution about the same.
Reads1 vs 2
Sonic & All-Stars Racing Transformed leans harder on reads: Human racers add light positional mind games
Variance6 vs 4
Mario Kart 8 leans harder on variance: item boxes are heavily randomized
Optimization5 vs 4
Mario Kart 8 leans harder on optimization: track lines and item strategy solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.