head to head
Virtua Tennis 4 asks more than Super Mario World, and the gap is reads.

Execution · Pure Mechanics
Precise jump execution across fixed levels with secrets to memorise.

Execution · Pure Mechanics
An arcade tennis game rewarding precise timing and reading human opponents.
Super Mario World leans Execution (Pure Mechanics); Virtua Tennis 4 leans Execution (Pure Mechanics).
Virtua Tennis 4 leans a little harder on execution, though the gap is small.
Super Mario World
Perfect inputs trivialise every jump, spin and cape flight
Virtua Tennis 4
precise shot timing and positioning
Virtua Tennis 4 leans clearly harder on reads.
Super Mario World
Scripted Koopas adapt to nothing
Virtua Tennis 4
human opponents can be out-predicted in rallies
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Super Mario World
Levels are fixed; nothing hidden survives one playthrough
Virtua Tennis 4
minor ball-bounce randomness
Super Mario World leans a little harder on optimization, though the gap is small.
Super Mario World
Secret exits and route knowledge add a modest solvable layer
Virtua Tennis 4
minimal build depth, mostly play skill
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.