head to head
Mario Kart 8 Deluxe asks more than Shutshimi, and the gap is reads.

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

Execution · Twitch Chaos
Rapid-fire reflex bursts against randomised waves in ten-second chunks.
Mario Kart 8 Deluxe leans Execution (Twitch Chaos); Shutshimi leans Execution (Twitch Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Mario Kart 8 Deluxe
Drift boosts, snaking, and item timing demand precision.
Shutshimi
Ten-second waves demand instant dodging and target triage
Mario Kart 8 Deluxe leans clearly harder on reads.
Mario Kart 8 Deluxe
Human racers bait and block items but mostly reactive.
Shutshimi
Enemies spawn from random tables, not a mind
Mario Kart 8 Deluxe leans a little harder on variance, though the gap is small.
Mario Kart 8 Deluxe
Item distribution heavily randomized by position.
Shutshimi
Randomised waves and absurd power-ups reshape every run
Mario Kart 8 Deluxe leans clearly harder on optimization.
Mario Kart 8 Deluxe
Kart build, line, and shortcut knowledge define top times.
Shutshimi
Upgrade choices under time pressure are a thin layer
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.