head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Pure Mechanics
A punishing retro platformer where precise jump timing is everything.

Execution · Pure Mechanics
A pure paddle-tracking reflex test that accelerates until your hands fail.
Hudson's Adventure Island leans Execution (Pure Mechanics); Super Breakout 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.
Hudson's Adventure Island
tight platform jumps, brutal timing windows
Super Breakout
Paddle precision at increasing ball speed is everything
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
fixed enemy patterns, no adaptation
Super Breakout
No opponent - bricks do not think
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
fruit/egg drops randomized
Super Breakout
Ball deflection angles add minor unpredictability
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Hudson's Adventure Island
level route and skateboard memorization
Super Breakout
Tunnelling strategies and brick priorities are quickly learned
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.