head to head
Dota 2 asks more than Age of Empires III, and the gap is reads.

Optimization · Mind & Math
A colonial-era RTS adding home-city card shipments to classic Age economy play.

Optimization · Grand Arena
A deep MOBA where draft theory and adaptive mind games drive every fight.
Age of Empires III leans Optimization (Mind & Math); Dota 2 leans Optimization (Grand Arena).
Dota 2 leans a little harder on execution, though the gap is small.
Age of Empires III
Unit micro and raid defense
Dota 2
Last-hits and spell timing demand precision.
Dota 2 leans clearly harder on reads.
Age of Empires III
Human deck and timing reads in ranked
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 III
Map spawns and shipment ordering unknowns
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 III
Home-city decks are a build-crafting layer
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.