head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is variance, and it is a single point.

Variance · Light / Casual
A choice-driven Batman story with negligible skill demands.

Execution · Light / Casual
A choice-driven narrative adventure following Clementine through a collapsing world.
Batman: The Telltale Series leans Variance (Light / Casual); The Walking Dead: Season Two leans Execution (Light / Casual).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Batman: The Telltale Series
Quick-time combat is choreography, not skill
The Walking Dead: Season Two
Occasional QTEs with generous timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Batman: The Telltale Series
Villains follow the script, never adapting
The Walking Dead: Season Two
Characters react along scripted branches
Batman: The Telltale Series leans a little harder on variance, though the gap is small.
Batman: The Telltale Series
Story branches are hidden information once through
The Walking Dead: Season Two
Choice outcomes are unknown only on first play
Batman: The Telltale Series leans a little harder on optimization, though the gap is small.
Batman: The Telltale Series
Detective scenes are guided with no real solving
The Walking Dead: Season Two
Almost nothing to optimize; the story carries
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.