head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Twitch Chaos
A battle-royale party game where execution precision and reading crowd flow carry players through randomised elimination rounds.

Execution · Twitch Chaos
GameCube kart racer with two riders per kart trading items mid-drift.
Fall Guys leans Execution (Twitch Chaos); Mario Kart: Double Dash!! 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.
Fall Guys
Precise jumping and dive-dashing is decisive in most rounds
Mario Kart: Double Dash!!
Two-character swaps and drift timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Fall Guys
Human crowd positioning requires light reactive reads
Mario Kart: Double Dash!!
Item duels against humans reward baiting
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Fall Guys
Round selection and crowd behaviour introduce significant randomness
Mario Kart: Double Dash!!
Special item rolls swing races
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Fall Guys
Optimal paths and shortcut lines are learnable per minigame
Mario Kart: Double Dash!!
Character pairings and lines are solved
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.