head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Execution · Practiced Mastery
The handheld Mario Kart blending SNES-style handling with item-fueled races.

Execution · Pure Mechanics
A radio-controlled car racer through houses and supermarkets with weapon pickups and hidden shortcuts.
Mario Kart: Super Circuit leans Execution (Practiced Mastery); Re-Volt 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.
Mario Kart: Super Circuit
Snappy GBA handling rewards precise drift control
Re-Volt
Twitchy RC car handling punishes sloppy steering
Mario Kart: Super Circuit leans a little harder on reads, though the gap is small.
Mario Kart: Super Circuit
Mostly AI races, light link-cable PvP
Re-Volt
Multiplayer item duels add a thin mind-game layer
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Mario Kart: Super Circuit
Item boxes randomise every race
Re-Volt
Random pickups swing race outcomes
Mario Kart: Super Circuit leans a little harder on optimization, though the gap is small.
Mario Kart: Super Circuit
Time-trial lines and shortcut routes
Re-Volt
Shortcuts and car-class knowledge reward study
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.