head to head
Ultima Online asks more than WoW Classic, and the gap is reads.

Optimization · Mind & Math
The pioneering sandbox MMORPG of player economies, housing, and open PvP.

Optimization · Pure Optimization
A slower, more deliberate MMORPG where optimal preparation and class knowledge define performance.
Ultima Online leans Optimization (Mind & Math); WoW Classic leans Optimization (Pure Optimization).
WoW Classic leans a little harder on execution, though the gap is small.
Ultima Online
PvP timing and macro dexterity matter
WoW Classic
Slower combat reduces twitch ceiling versus retail
Ultima Online leans clearly harder on reads.
Ultima Online
Player killers and traders adapt to you
WoW Classic
World PvP and battlegrounds involve real human prediction
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Ultima Online
Open-world encounters and loot uncertainty
WoW Classic
Resist RNG and gear drops add meaningful hidden randomness
WoW Classic leans a little harder on optimization, though the gap is small.
Ultima Online
Skill builds and the player economy reward system mastery
WoW Classic
Class specs, consumable lists, and dungeon routes 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.