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

Optimization · Pure Optimization
Gunpowder-era Total War blending empire management with line battles.

Optimization · Pure Optimization
A classic Korean grind MMORPG where drop luck and stat planning eclipse moment-to-moment skill.
Empire: Total War leans Optimization (Pure Optimization); MU Online leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Empire: Total War
Real-time battle micro is modest
MU Online
Click-to-kill grinding with minimal mechanical demand.
Empire: Total War leans a little harder on reads, though the gap is small.
Empire: Total War
Multiplayer line-battle feints exist
MU Online
Open PK adds occasional human conflict.
MU Online leans a little harder on variance, though the gap is small.
Empire: Total War
Campaign AI and battle dice noise
MU Online
Item drops and upgrade gambling drive the chase.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Empire: Total War
Campaign economy and line-infantry tactics are mappable
MU Online
Stat allocation, spot farming, and gear paths are solvable grind.
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.