head to head
Super Mario Odyssey asks more than Rocksmith 2014, and the gap is optimization.

Execution · Pure Mechanics
A pure physical-execution trainer - playing a real guitar accurately on time.

Execution · Pure Mechanics
A 3D platformer whose joy lives in tight movement and capture-driven traversal.
Rocksmith 2014 leans Execution (Pure Mechanics); Super Mario Odyssey leans Execution (Pure Mechanics).
Rocksmith 2014 leans a little harder on execution, though the gap is small.
Rocksmith 2014
Real fretting and picking accuracy is literally the whole game
Super Mario Odyssey
Precise platforming and capture-move tech ceiling.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Rocksmith 2014
No opponent, only the song
Super Mario Odyssey
No adaptive opponents whatsoever.
Super Mario Odyssey leans a little harder on variance, though the gap is small.
Rocksmith 2014
Charts are fully known in advance
Super Mario Odyssey
Almost no randomness in level design.
Super Mario Odyssey leans clearly harder on optimization.
Rocksmith 2014
Practice scheduling helps but solves nothing for your hands
Super Mario Odyssey
Moon routes and movement tech learnable.
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.