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 tactical shooter where precise gunplay against human opposition is the deciding skill.

Execution · Grand Arena
A classic football simulation with tactical team management.
Counter-Strike: Condition Zero leans Execution (Competitive PvP); Winning Eleven: Pro Evolution Soccer 2007 leans Execution (Grand Arena).
Counter-Strike: Condition Zero leans a little harder on execution, though the gap is small.
Counter-Strike: Condition Zero
aim and spray control decide duels
Winning Eleven: Pro Evolution Soccer 2007
passing/shooting timing needs real precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Counter-Strike: Condition Zero
predicting human opponent positioning
Winning Eleven: Pro Evolution Soccer 2007
human opponents adapt tactics against you
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Counter-Strike: Condition Zero
buy-round economy and drops vary slightly
Winning Eleven: Pro Evolution Soccer 2007
minor ball-physics randomness
Winning Eleven: Pro Evolution Soccer 2007 leans a little harder on optimization, though the gap is small.
Counter-Strike: Condition Zero
economy management and utility usage solvable
Winning Eleven: Pro Evolution Soccer 2007
tactics and formations are learnable systems
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.
full breakdown
Counter-Strike: Condition Zero →
full breakdown
Winning Eleven: Pro Evolution Soccer 2007 →