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

Execution · Twitch Chaos
A kart racer testing drift execution amid item-driven randomness.

Execution · Twitch Chaos
A kart racer where controlled chaos from random items tempers otherwise precise driving skill.
Garfield Kart leans Execution (Twitch Chaos); Mario Kart 8 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.
Garfield Kart
Drifting and racing lines need precise control
Mario Kart 8
precise drifting and item timing matter
Garfield Kart leans clearly harder on reads.
Garfield Kart
Light multiplayer item-timing prediction against humans
Mario Kart 8
minimal, mostly reacting not predicting
Mario Kart 8 leans a little harder on variance, though the gap is small.
Garfield Kart
Random item pickups swing race outcomes
Mario Kart 8
item boxes are heavily randomized
Mario Kart 8 leans a little harder on optimization, though the gap is small.
Garfield Kart
Shortcut routing and item management reward planning
Mario Kart 8
track lines and item strategy solvable
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.