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 · Pure Mechanics
A futuristic Call of Duty whose exoskeleton boosts made aerial movement king.

Execution · Pure Mechanics
Battle royale Tetris where raw stacking speed decides who outlasts 98 opponents.
Call of Duty: Advanced Warfare leans Execution (Pure Mechanics); Tetris 99 leans Execution (Pure Mechanics).
Tetris 99 leans a little harder on execution, though the gap is small.
Call of Duty: Advanced Warfare
Exo boost-dodging raises the mechanical ceiling sharply
Tetris 99
High-speed stacking and finesse define survival
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Advanced Warfare
Predicting human boost paths wins gunfights
Tetris 99
Targeting and badge timing against humans matter mid-match
Tetris 99 leans a little harder on variance, though the gap is small.
Call of Duty: Advanced Warfare
Spawns and supply-drop loot add randomness
Tetris 99
Incoming garbage timing and piece sequence add chaos
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Advanced Warfare
Movement tech and class builds are learnable
Tetris 99
Stacking theory and downstack efficiency are studied skills
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.