head to head
Insurgency: Sandstorm asks more than Pro Evolution Soccer 6, and the gap is execution.

Execution · Competitive PvP
Hardcore tactical shooter with lethal TTK.

Execution · Competitive PvP
The peak-era Konami football game prized for weighty, skill-driven match play.
Insurgency: Sandstorm leans Execution (Competitive PvP); Pro Evolution Soccer 6 leans Execution (Competitive PvP).
Insurgency: Sandstorm leans clearly harder on execution.
Insurgency: Sandstorm
One-shot kills demand pixel-perfect aim
Pro Evolution Soccer 6
First touch, through balls, and dribbles demand precise control
Insurgency: Sandstorm leans a little harder on reads, though the gap is small.
Insurgency: Sandstorm
Holding angles and pushes are mind games
Pro Evolution Soccer 6
Versus matches are constant feint and positioning prediction
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Insurgency: Sandstorm
Very low RNG, near pure skill
Pro Evolution Soccer 6
Deflections and keeper spills add light randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Insurgency: Sandstorm
Loadout points and class roles tuned
Pro Evolution Soccer 6
Formations and player roles are studyable
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.