head to head
Dota 2 asks more than Warhammer 40,000: Dawn of War, and the gap is optimization.

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

Reads · Grand Arena
Grimdark RTS where requisition nodes, squad reinforcement, and chapter counter-picks define competitive depth.
Dota 2 leans Optimization (Grand Arena); Warhammer 40,000: Dawn of War leans Reads (Grand Arena).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Dota 2
Last-hits and spell timing demand precision.
Warhammer 40,000: Dawn of War
Squad retreat timing and builder unit micro require practiced hands
Dota 2 leans a little harder on reads, though the gap is small.
Dota 2
Drafts and ganks revolve around adaptive opponents.
Warhammer 40,000: Dawn of War
Opponent chapter choice and rush timing must be predicted
Dota 2 leans a little harder on variance, though the gap is small.
Dota 2
Crits, bashes, and bounty runes add noise.
Warhammer 40,000: Dawn of War
Relic capture variance and squad reinforcement timing add uncertainty
Dota 2 leans clearly harder on optimization.
Dota 2
Item builds, timings, and lane theory are deep.
Warhammer 40,000: Dawn of War
Requisition node priority and tech tree builds are well-studied
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.