head to head
Counter-Strike: Global Offensive asks more than Battlefield 4, and the gap is execution.

Execution · Competitive PvP
Combined-arms multiplayer shooter famous for map-altering levolution moments and 64-player conquest.

Execution · Competitive PvP
Definitive competitive tactical FPS balancing aim mastery with team strategy.
Battlefield 4 leans Execution (Competitive PvP); Counter-Strike: Global Offensive leans Execution (Competitive PvP).
Counter-Strike: Global Offensive leans clearly harder on execution.
Battlefield 4
Gunplay, vehicle mastery, and movement under fire
Counter-Strike: Global Offensive
Spray control and flick precision at the top
Counter-Strike: Global Offensive leans clearly harder on reads.
Battlefield 4
Human teams adapt to flanks and levolution chokes
Counter-Strike: Global Offensive
Anti-stratting and mid-round adaptation
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Battlefield 4
Map-altering events and spawns inject noise
Counter-Strike: Global Offensive
Information hidden until contact
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Battlefield 4
Loadout tuning and objective rotation knowledge
Counter-Strike: Global Offensive
Utility lineups, economy, and default strats
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.