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 · Grand Arena
The definitive medieval RTS where castle drops and farm economies decide empires.

Optimization · Mind & Math
An RTS where Greek, Norse, and Egyptian pantheons lend myth units and god powers to war.
Age of Empires II: The Age of Kings leans Optimization (Grand Arena); Age of Mythology leans Optimization (Mind & Math).
Age of Empires II: The Age of Kings leans a little harder on execution, though the gap is small.
Age of Empires II: The Age of Kings
Micro, villager management, hotkey speed
Age of Mythology
Standard RTS micro demands
Age of Empires II: The Age of Kings leans a little harder on reads, though the gap is small.
Age of Empires II: The Age of Kings
High-level play is predicting human openings
Age of Mythology
Human opponents and god-power timing bluffs
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Age of Empires II: The Age of Kings
Fog, map gen, civ matchups
Age of Mythology
Fog of war and random maps
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Age of Empires II: The Age of Kings
Build orders refined over two decades
Age of Mythology
God choices and favor economy reward planning
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.