head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Pure Optimization
Hand-drawn puzzle where overlapping illustrated panels unlock impossible connections.

Optimization · Pure Optimization
A point-and-click mystery testing deduction and puzzle-solving to solve a case.
Gorogoa leans Optimization (Pure Optimization); Nancy Drew: Midnight in Salem leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Gorogoa
Dragging panels requires no skill
Nancy Drew: Midnight in Salem
Point-and-click interaction, no twitch demand
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Gorogoa
No opponent exists
Nancy Drew: Midnight in Salem
Scripted suspects, no adaptive opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Gorogoa
Solutions unknown on first encounter only
Nancy Drew: Midnight in Salem
Hidden clues revealed by investigation, then mapped
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Gorogoa
Each panel arrangement has one elegant solvable answer
Nancy Drew: Midnight in Salem
Solving puzzles and assembling clues is the core
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.