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
Execution on the ball plus constant prediction of the other player's shape.

Execution · Competitive PvP
Tests grapple timing and predicting an opponent's next move choice.
Pro Evolution Soccer 2009 leans Execution (Competitive PvP); WWF SmackDown! leans Execution (Competitive PvP).
Pro Evolution Soccer 2009 leans a little harder on execution, though the gap is small.
Pro Evolution Soccer 2009
Close control and finishing windows demand stick precision
WWF SmackDown!
Grapple timing and reversal inputs decide exchanges
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Pro Evolution Soccer 2009
Online and couch opponents adjust tactics against you
WWF SmackDown!
Against a friend, predicting grapple choices is the game
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Pro Evolution Soccer 2009
Ricochets and keeper parries add small randomness
WWF SmackDown!
Some reversal and AI randomness in season mode
Pro Evolution Soccer 2009 leans a little harder on optimization, though the gap is small.
Pro Evolution Soccer 2009
Squad setup and tactical sliders reward preparation
WWF SmackDown!
Move-set knowledge and stamina management are shallow but real
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.