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

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

Optimization · Grand Arena
A deep MOBA where draft theory and adaptive mind games drive every fight.
Age of Empires II: The Age of Kings leans Optimization (Grand Arena); Dota 2 leans Optimization (Grand Arena).
Same score on execution - 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
Micro, villager management, hotkey speed
Dota 2
Last-hits and spell timing demand precision.
Dota 2 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
Dota 2
Drafts and ganks revolve around adaptive opponents.
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
Dota 2
Crits, bashes, and bounty runes add noise.
Dota 2 leans a little harder on optimization, though the gap is small.
Age of Empires II: The Age of Kings
Build orders refined over two decades
Dota 2
Item builds, timings, and lane theory are deep.
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.