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.

Optimization · Pure Optimization
A story-first adventure with gentle item-puzzle logic as its only test.

Optimization · Pure Optimization
A dark psychological point-and-click adventure driven by fixed puzzles and a disturbing story.
Back to the Future: The Game leans Optimization (Pure Optimization); Fran Bow leans Optimization (Pure Optimization).
Fran Bow leans a little harder on execution, though the gap is small.
Back to the Future: The Game
Telltale point-and-click, zero dexterity
Fran Bow
Point-and-click inputs only
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Back to the Future: The Game
Characters follow the episodic script
Fran Bow
No opponents
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Back to the Future: The Game
Puzzle solutions are hidden until found
Fran Bow
Hidden story layers until discovered
Back to the Future: The Game leans a little harder on optimization, though the gap is small.
Back to the Future: The Game
Light item-logic puzzles drive each episode
Fran Bow
Fixed puzzle solutions; fully 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.