head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

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

Execution · Competitive PvP
Cold War-era shooter pairing twitch multiplayer with the cult Zombies mode.
AO Tennis 2 leans Execution (Competitive PvP); Call of Duty: Black Ops leans Execution (Competitive PvP).
Call of Duty: Black Ops leans a little harder on execution, though the gap is small.
AO Tennis 2
Ball timing and serve placement have clear skill ceilings
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
Call of Duty: Black Ops leans a little harder on reads, though the gap is small.
AO Tennis 2
Online human opponents create adaptive rally patterns
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Call of Duty: Black Ops leans a little harder on variance, though the gap is small.
AO Tennis 2
Very little luck in outcomes
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
Call of Duty: Black Ops leans a little harder on optimization, though the gap is small.
AO Tennis 2
Player builds and tactical shot variety are learnable systems
Call of Duty: Black Ops
Class builds, map control, zombies routing
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.