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.

Optimization · Practiced Mastery
Low-pressure delivery driving where the real pull is uncovering hidden secrets.

Optimization · Practiced Mastery
A meta puzzle box testing curiosity and one-time discovery more than any repeatable skill.
Easy Delivery Co. leans Optimization (Practiced Mastery); Pony Island leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Easy Delivery Co.
Relaxed driving with forgiving physics
Pony Island
Light arcade hopping segments with low demands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Easy Delivery Co.
Townsfolk are scripted characters, nothing adapts
Pony Island
The devil's tricks are authored scripts, not adaptation
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Easy Delivery Co.
Hidden secrets and strange events reward exploration
Pony Island
Meta twists are hidden information that spend on first reveal
Pony Island leans a little harder on optimization, though the gap is small.
Easy Delivery Co.
Delivery routes and earnings optimise lightly
Pony Island
Code-tinkering puzzles have fixed discoverable solutions
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.