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
One-button rhythm platformer where the hardest levels demand thousands of perfect attempts.

Execution · Pure Mechanics
Finger speed and accuracy against fixed note charts of 80s tracks.
Geometry Dash leans Execution (Pure Mechanics); Guitar Hero Encore: Rocks the 80s leans Execution (Pure Mechanics).
Geometry Dash leans a little harder on execution, though the gap is small.
Geometry Dash
Frame-perfect one-button timing over relentless sequences
Guitar Hero Encore: Rocks the 80s
Hitting note charts at speed is a pure motor ceiling
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Geometry Dash
Levels never adapt
Guitar Hero Encore: Rocks the 80s
No opponent, just the chart
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Geometry Dash
Fully deterministic; identical every attempt
Guitar Hero Encore: Rocks the 80s
Charts are fixed and fully memorisable
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Geometry Dash
Memorizing layouts is required but solved quickly
Guitar Hero Encore: Rocks the 80s
Star power pathing squeezes out extra score
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.