head to head
StarCraft II: Wings of Liberty asks more than Age of Empires II: Definitive Edition, and the gap is execution.

Optimization · Grand Arena
The genre-defining historical RTS, still alive on the ladder.

Execution · Grand Arena
Real-time strategy where hands, reads, and build optimization all matter at the top.
Age of Empires II: Definitive Edition leans Optimization (Grand Arena); StarCraft II: Wings of Liberty leans Execution (Grand Arena).
StarCraft II: Wings of Liberty leans clearly harder on execution.
Age of Empires II: Definitive Edition
micro and macro APM at high ladder
StarCraft II: Wings of Liberty
APM, macro, micro-control under pressure
StarCraft II: Wings of Liberty leans a little harder on reads, though the gap is small.
Age of Empires II: Definitive Edition
PvP ladder rewards adaptation
StarCraft II: Wings of Liberty
1v1 ladder vs adaptive humans modeling you
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
StarCraft II: Wings of Liberty
map spawns minor; mostly known
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
StarCraft II: Wings of Liberty
build orders, economy curves heavily solved
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.