head to head
Total War: Warhammer II asks more than Age of Empires II: HD Edition, and the gap is variance.

Optimization · Pure Optimization
A real-time strategy game where mastering build orders and economy management decides most matches.

Optimization · Pure Optimization
Optimizing race mechanics and vortex rituals while executing real-time battle tactics.
Age of Empires II: HD Edition leans Optimization (Pure Optimization); Total War: Warhammer II 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.
Age of Empires II: HD Edition
click speed and micro help but secondary
Total War: Warhammer II
Unit micro, spell timing, and formation play drive battle outcomes
Age of Empires II: HD Edition leans a little harder on reads, though the gap is small.
Age of Empires II: HD Edition
predicting human opponent strategy and timing
Total War: Warhammer II
Vortex campaign AI predictable; human opponents require genuine reads
Total War: Warhammer II leans clearly harder on variance.
Age of Empires II: HD Edition
minor map and resource randomness
Total War: Warhammer II
Rite costs, random loot drops, and chaos invasion timing create variance
Age of Empires II: HD Edition leans a little harder on optimization, though the gap is small.
Age of Empires II: HD Edition
build orders and economy are near-solvable
Total War: Warhammer II
Race mechanics and vortex ritual routing are richly optimizable
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.