head to head
Valorant asks more than Call of Duty: Modern Warfare 3, and the gap is optimization.

Execution · Pure Mechanics
A fast-paced military shooter where twitch aim against other players is the core test.

Execution · Grand Arena
A tactical hero shooter decided by aim duels and adapting to human opponents.
Call of Duty: Modern Warfare 3 leans Execution (Pure Mechanics); Valorant leans Execution (Grand Arena).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Modern Warfare 3
aim and reflexes decide most engagements
Valorant
One-tap aim and crosshair placement decide most duels.
Valorant leans a little harder on reads, though the gap is small.
Call of Duty: Modern Warfare 3
predicting human opponent positioning and habits
Valorant
Humans constantly adapt peeks, fakes, and ability timings.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Modern Warfare 3
spawn placement and loadout drops vary
Valorant
Light spray RNG and unknown enemy positions.
Valorant leans clearly harder on optimization.
Call of Duty: Modern Warfare 3
loadout tuning and map knowledge help
Valorant
Agent comps, util usage, and economy are studyable theory.
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.