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

Execution · Pure Mechanics
Motion-controlled WarioWare where you snap the remote into poses to clear five-second microgames.

Execution · Twitch Chaos
One-touch reflex timing against procedurally generated obstacle streams.
WarioWare: Smooth Moves leans Execution (Pure Mechanics); Zombie Tsunami leans Execution (Twitch Chaos).
WarioWare: Smooth Moves leans a little harder on execution, though the gap is small.
WarioWare: Smooth Moves
Instant motion-pose changes and gesture accuracy under pressure
Zombie Tsunami
One-touch jump timing for a growing horde is the whole test
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
WarioWare: Smooth Moves
No adaptive opposition, just scripted prompts
Zombie Tsunami
No opponent - obstacles are procedural
Zombie Tsunami leans a little harder on variance, though the gap is small.
WarioWare: Smooth Moves
Random microgame draws keep each run unpredictable
Zombie Tsunami
Procedural level generation decides what each run offers
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
WarioWare: Smooth Moves
Learning every form and microgame solution converges
Zombie Tsunami
Upgrade spending is a thin meta 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.