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 genre-defining historical RTS, still alive on the ladder.

Optimization · Grand Arena
Large-scale RTS testing economic optimization, multitask speed and prediction of human build choices.
Age of Empires II: Definitive Edition leans Optimization (Grand Arena); Supreme Commander 2 leans Optimization (Grand Arena).
Age of Empires II: Definitive Edition leans a little harder on execution, though the gap is small.
Age of Empires II: Definitive Edition
micro and macro APM at high ladder
Supreme Commander 2
Macro APM across huge armies separates skirmish winners
Age of Empires II: Definitive Edition leans a little harder on reads, though the gap is small.
Age of Empires II: Definitive Edition
PvP ladder rewards adaptation
Supreme Commander 2
Multiplayer rewards scouting and predicting a human's tech switches
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: Definitive Edition
random map spawns minor
Supreme Commander 2
Open maps leave little hidden beyond fog of war
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: Definitive Edition
civ build orders deeply mapped
Supreme Commander 2
Economy ratios, build orders and research routing are deeply solvable
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.