head to head
Counter-Strike: Global Offensive asks more than AO Tennis 2, and the gap is execution.

Execution · Competitive PvP
A tennis simulation where timing execution and reading opponent tendencies drive competitive outcomes.

Execution · Competitive PvP
Definitive competitive tactical FPS balancing aim mastery with team strategy.
AO Tennis 2 leans Execution (Competitive PvP); Counter-Strike: Global Offensive leans Execution (Competitive PvP).
Counter-Strike: Global Offensive leans clearly harder on execution.
AO Tennis 2
Ball timing and serve placement have clear skill ceilings
Counter-Strike: Global Offensive
Spray control and flick precision at the top
Counter-Strike: Global Offensive leans clearly harder on reads.
AO Tennis 2
Online human opponents create adaptive rally patterns
Counter-Strike: Global Offensive
Anti-stratting and mid-round adaptation
Counter-Strike: Global Offensive leans a little harder on variance, though the gap is small.
AO Tennis 2
Very little luck in outcomes
Counter-Strike: Global Offensive
Information hidden until contact
Counter-Strike: Global Offensive leans a little harder on optimization, though the gap is small.
AO Tennis 2
Player builds and tactical shot variety are learnable systems
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.