head to head
Kirby's Pinball Land asks more than Super Mario World, and the gap is variance.

Execution · Pure Mechanics
Flipper timing against bouncy physics across three fixed tables.

Execution · Pure Mechanics
Precise jump execution across fixed levels with secrets to memorise.
Kirby's Pinball Land leans Execution (Pure Mechanics); Super Mario World leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby's Pinball Land
Flipper timing and aim control everything the ball does
Super Mario World
Perfect inputs trivialise every jump, spin and cape flight
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby's Pinball Land
Tables and bosses are scripted machines
Super Mario World
Scripted Koopas adapt to nothing
Kirby's Pinball Land leans clearly harder on variance.
Kirby's Pinball Land
Bounce physics keep outcomes partly unpredictable
Super Mario World
Levels are fixed; nothing hidden survives one playthrough
Super Mario World leans a little harder on optimization, though the gap is small.
Kirby's Pinball Land
Learning table layouts and bonus triggers raises scores
Super Mario World
Secret exits and route knowledge add a modest solvable 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.