head to head
World of Warcraft asks more than The Elder Scrolls V: Skyrim, and the gap is reads.

Optimization · Pure Optimization
An open-world RPG mostly about discovering and stacking exploitable progression systems.

Optimization · Pure Optimization
An MMORPG dominated by theorycraft, gear math, and rotation execution.
The Elder Scrolls V: Skyrim leans Optimization (Pure Optimization); World of Warcraft leans Optimization (Pure Optimization).
World of Warcraft leans clearly harder on execution.
The Elder Scrolls V: Skyrim
Combat is forgiving; aim and timing rarely punish you.
World of Warcraft
Rotation APM and mechanics matter in raids
World of Warcraft leans clearly harder on reads.
The Elder Scrolls V: Skyrim
Enemy AI is scripted and exploitable; not adaptive.
World of Warcraft
PvP arenas have light read element
World of Warcraft leans a little harder on variance, though the gap is small.
The Elder Scrolls V: Skyrim
Loot tables and leveled lists inject mild randomness.
World of Warcraft
Loot tables and crit RNG present
World of Warcraft leans clearly harder on optimization.
The Elder Scrolls V: Skyrim
Skill stacking, enchant loops, and exploits are deeply solvable.
World of Warcraft
Gear, talents, and rotation are mathematically 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.