head to head
Tribes 2 asks more than Pro Evolution Soccer 6, and the gap is execution.

Execution · Competitive PvP
The peak-era Konami football game prized for weighty, skill-driven match play.

Execution · Pure Mechanics
Classic large-scale CTF shooter built on momentum physics and absurd projectile leads.
Pro Evolution Soccer 6 leans Execution (Competitive PvP); Tribes 2 leans Execution (Pure Mechanics).
Tribes 2 leans clearly harder on execution.
Pro Evolution Soccer 6
First touch, through balls, and dribbles demand precise control
Tribes 2
Skiing physics and disc-jumping aim define the skill ceiling
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Pro Evolution Soccer 6
Versus matches are constant feint and positioning prediction
Tribes 2
Team PvP with adaptive human flag runners
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Pro Evolution Soccer 6
Deflections and keeper spills add light randomness
Tribes 2
Visible battlefield, deterministic physics
Tribes 2 leans a little harder on optimization, though the gap is small.
Pro Evolution Soccer 6
Formations and player roles are studyable
Tribes 2
Base assets, vehicles, and route planning reward team strategy
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.