head to head
Mario Kart 8 asks more than Aquapark.io, and the gap is variance.

Execution · Twitch Chaos
A casual slide racer testing little beyond steering and shortcut knowledge.

Execution · Twitch Chaos
A kart racer where controlled chaos from random items tempers otherwise precise driving skill.
Aquapark.io leans Execution (Twitch Chaos); Mario Kart 8 leans Execution (Twitch Chaos).
Mario Kart 8 leans clearly harder on execution.
Aquapark.io
Steering and shortcut jumps need only light touch
Mario Kart 8
precise drifting and item timing matter
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Aquapark.io
Opponents are mostly bots; nothing meaningfully adapts
Mario Kart 8
minimal, mostly reacting not predicting
Mario Kart 8 leans clearly harder on variance.
Aquapark.io
Bumps and crowding add slapstick randomness
Mario Kart 8
item boxes are heavily randomized
Mario Kart 8 leans clearly harder on optimization.
Aquapark.io
Knowing shortcut launch points is the thin strategy layer
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.