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.

Execution · Pure Mechanics
High-speed aim and movement dominance against human opponents fighting for weapon and map control.

Execution · Pure Mechanics
High-speed arena shooter with twitch duels and warfare-scale vehicle modes.
Unreal Tournament (1999) leans Execution (Pure Mechanics); Unreal Tournament III leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Unreal Tournament (1999)
Shock combo and flak cannon timing demand peak motor precision
Unreal Tournament III
Hitscan precision, dodge timing, and vehicle handling rule fights
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Unreal Tournament (1999)
Human opponents continuously adapt routes and engagement choices
Unreal Tournament III
Human opponents vary routes and dueling habits
Unreal Tournament (1999) leans a little harder on variance, though the gap is small.
Unreal Tournament (1999)
Map spawns are minor; most information is visible or predictable
Unreal Tournament III
Open arenas with fully visible pickups and players
Unreal Tournament III leans a little harder on optimization, though the gap is small.
Unreal Tournament (1999)
Weapon prioritisation and map control are learnable but secondary
Unreal Tournament III
Weapon spawns and power-up timing reward map study
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.