head to head
Mario Kart 8 Deluxe asks more than Mario Kart World, and the gap is optimization.

Execution · Twitch Chaos
A kart racer where item luck collides with optimized lines and builds.

Execution · Twitch Chaos
Kart racing blending drift execution with item RNG and pack positioning.
Mario Kart 8 Deluxe leans Execution (Twitch Chaos); Mario Kart World leans Execution (Twitch Chaos).
Mario Kart 8 Deluxe leans a little harder on execution, though the gap is small.
Mario Kart 8 Deluxe
Drift boosts, snaking, and item timing demand precision.
Mario Kart World
Drift charging, rail grinding and shortcut precision reward hands
Mario Kart World leans a little harder on reads, though the gap is small.
Mario Kart 8 Deluxe
Human racers bait and block items but mostly reactive.
Mario Kart World
Human racers bait items and contest lines in knockouts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Mario Kart 8 Deluxe
Item distribution heavily randomized by position.
Mario Kart World
Item rolls and rubber-banding scramble any single race
Mario Kart 8 Deluxe leans clearly harder on optimization.
Mario Kart 8 Deluxe
Kart build, line, and shortcut knowledge define top times.
Mario Kart World
Course knowledge, shortcuts and item management converge with study
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.