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

Optimization · Light / Casual
A cosy late-night cafe story where listening to fantasy-world patrons is the experience.

Optimization · Light / Casual
A branching visual novel that tests little beyond exploring choice routes.
Coffee Talk leans Optimization (Light / Casual); Everlasting Summer leans Optimization (Light / Casual).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Coffee Talk
Brewing is a simple icon selection
Everlasting Summer
Reading and clicking choices, nothing physical
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Coffee Talk
Customer stories follow scripted beats
Everlasting Summer
No opponent - characters follow fixed branching scripts
Everlasting Summer leans a little harder on variance, though the gap is small.
Coffee Talk
Occasional recipe choices affect endings but space is tiny
Everlasting Summer
Route outcomes are hidden only until first playthroughs
Everlasting Summer leans a little harder on optimization, though the gap is small.
Coffee Talk
Learning correct drink combos for good ends is a minimal optimisation layer
Everlasting Summer
Mapping choice branches to endings is trivially solvable
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.