head to head
Dota 2 asks more than Heroes of the Storm, and the gap is optimization.

Optimization · Grand Arena
A deep MOBA where draft theory and adaptive mind games drive every fight.

Reads · Mind & Math
Objective-driven MOBA with shared team XP.
Dota 2 leans Optimization (Grand Arena); Heroes of the Storm leans Reads (Mind & Math).
Dota 2 leans a little harder on execution, though the gap is small.
Dota 2
Last-hits and spell timing demand precision.
Heroes of the Storm
Skillshots and rotations require hands
Dota 2 leans a little harder on reads, though the gap is small.
Dota 2
Drafts and ganks revolve around adaptive opponents.
Heroes of the Storm
Team-fight cooldown trading is prediction
Dota 2 leans a little harder on variance, though the gap is small.
Dota 2
Crits, bashes, and bounty runes add noise.
Heroes of the Storm
Map objectives and merc camps vary
Dota 2 leans clearly harder on optimization.
Dota 2
Item builds, timings, and lane theory are deep.
Heroes of the Storm
Talent picks and team comps 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.