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
A classic co-op beat-em-up fantasy brawler focused on combat execution.

Execution · Pure Mechanics
A one-tap reflex test of threading a bouncing ball through rotating gaps.
Golden Axe II leans Execution (Pure Mechanics); Helix Jump leans Execution (Pure Mechanics).
Helix Jump leans a little harder on execution, though the gap is small.
Golden Axe II
melee combo and dodge timing vs enemies
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.
Golden Axe II
enemies run fixed scripted attack 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.
Golden Axe II
magic potion and enemy spawn randomness
Helix Jump
Tower layouts vary slightly but patterns repeat quickly
Golden Axe II leans a little harder on optimization, though the gap is small.
Golden Axe II
character and beast-mount choice optimization
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.