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 detective adventure about gathering clues to solve an authored murder case.

Optimization · Pure Optimization
Telltale's episodic comedy adventure sending Guybrush Threepwood after a pox plaguing the Caribbean.
Agatha Christie: Hercule Poirot - The London Case leans Optimization (Pure Optimization); Tales of Monkey Island leans Optimization (Pure Optimization).
Agatha Christie: Hercule Poirot - The London Case leans a little harder on execution, though the gap is small.
Agatha Christie: Hercule Poirot - The London Case
Point-and-click interaction needs no physical skill
Tales of Monkey Island
Click-driven; no physical demands.
Agatha Christie: Hercule Poirot - The London Case leans a little harder on reads, though the gap is small.
Agatha Christie: Hercule Poirot - The London Case
Suspects are scripted, not adapting to your deductions
Tales of Monkey Island
LeChuck and pirates are pure script.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Agatha Christie: Hercule Poirot - The London Case
Clues hidden until found, but fully authored
Tales of Monkey Island
Modern design telegraphs most puzzle information.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Agatha Christie: Hercule Poirot - The London Case
Connecting evidence to solve the fixed case is the work
Tales of Monkey Island
Episodic inventory puzzles each have one intended solution.
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
Agatha Christie: Hercule Poirot - The London Case →
full breakdown
Tales of Monkey Island →