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
Lateral-thinking puzzle solving that converges to a walkthrough once solutions are known.

Optimization · Systems & Chaos
Uncovering hidden item-puzzle solutions along a fixed time-travel story path.
The Secret of Monkey Island: Special Edition leans Optimization (Pure Optimization); The Silent Age leans Optimization (Systems & Chaos).
The Silent Age leans a little harder on execution, though the gap is small.
The Secret of Monkey Island: Special Edition
Pointing and clicking has no physical ceiling
The Silent Age
Pointing and clicking carries no physical test
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
The Secret of Monkey Island: Special Edition
Insult swordfighting is scripted dialogue lookup, not prediction
The Silent Age
A fixed story; nothing adapts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
The Secret of Monkey Island: Special Edition
Puzzle solutions are hidden information until discovered
The Silent Age
Puzzle solutions are hidden information until discovered
The Secret of Monkey Island: Special Edition leans a little harder on optimization, though the gap is small.
The Secret of Monkey Island: Special Edition
Once solutions are known the game is fully solved
The Silent Age
Item-combination logic converges to a single known 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.