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
Anime soccer where duels become prediction games layered over gauge management.

Execution · Practiced Mastery
The sequel adding Horde mode to the campaign-plus-versus cover shooter formula.
Captain Tsubasa: Rise of New Champions leans Execution (Competitive PvP); Gears of War 2 leans Execution (Practiced Mastery).
Gears of War 2 leans a little harder on execution, though the gap is small.
Captain Tsubasa: Rise of New Champions
Dribble timing and shot execution matter in every duel
Gears of War 2
Gnasher battles and movement tech set the ceiling
Captain Tsubasa: Rise of New Champions leans a little harder on reads, though the gap is small.
Captain Tsubasa: Rise of New Champions
PvP duels are guessing games against a human's habits
Gears of War 2
Human opponents in versus drive prediction play
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Captain Tsubasa: Rise of New Champions
Minor randomness in contested outcomes
Gears of War 2
Horde spawns add mild randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Captain Tsubasa: Rise of New Champions
Spirit-gauge economy and team builds reward system knowledge
Gears of War 2
Power-weapon timing and positioning are solvable
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.