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

Execution · Pure Mechanics
The NES light-gun classic of shooting ducks and enduring the dog.

Execution · Pure Mechanics
A one-tap reflex test of threading a bouncing ball through rotating gaps.
Duck Hunt leans Execution (Pure Mechanics); Helix Jump 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.
Duck Hunt
Pure light-gun aim and reaction speed
Helix Jump
Perfect tap timing through gaps is the entire game
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Duck Hunt
Ducks fly on simple patterns
Helix Jump
No opponent of any kind
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Duck Hunt
Flight paths vary a little
Helix Jump
Tower layouts vary slightly but patterns repeat quickly
Helix Jump leans a little harder on optimization, though the gap is small.
Duck Hunt
Almost nothing to optimise beyond aim
Helix Jump
Almost nothing to plan beyond keeping the ball falling
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.