head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is variance, and it is a single point.

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

Execution · Grand Arena
A third-person MOBA where skillshot aim meets MOBA mind games.
Age of Empires II: Definitive Edition leans Optimization (Grand Arena); Smite leans Execution (Grand Arena).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Age of Empires II: Definitive Edition
micro and macro APM at high ladder
Smite
Third-person skillshots raise the aim floor.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Age of Empires II: Definitive Edition
PvP ladder rewards adaptation
Smite
Jungle invades and ganks require opponent modeling.
Smite leans a little harder on variance, though the gap is small.
Age of Empires II: Definitive Edition
random map spawns minor
Smite
Buff timers and minor RNG only.
Age of Empires II: Definitive Edition leans a little harder on optimization, though the gap is small.
Age of Empires II: Definitive Edition
civ build orders deeply mapped
Smite
Builds, relics, and rotations are theorycrafted.
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.