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 comedic point-and-click adventure of pirate puzzles with fixed solutions.

Optimization · Pure Optimization
Methodical clue-gathering through a fixed voodoo mystery with single-solution puzzles.
Escape from Monkey Island leans Optimization (Pure Optimization); Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition leans Optimization (Pure Optimization).
Escape from Monkey Island leans a little harder on execution, though the gap is small.
Escape from Monkey Island
Pointing and walking only
Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition
Pointing and clicking - no physical demand
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Escape from Monkey Island
No opponent
Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition
A scripted mystery with no adaptive adversary
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Escape from Monkey Island
Puzzle solutions hidden until discovered
Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition
Clues are hidden information until investigated
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Escape from Monkey Island
Once known, every puzzle has one fixed answer
Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition
Day-structured puzzle chains have one intended path
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.
full breakdown
Escape from Monkey Island →
full breakdown
Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition →