head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Execution · Competitive PvP
Large-battle aim and positioning with light prediction against human players.

Execution · Competitive PvP
A wrestling game testing grapple timing and prediction in versus matches.
Star Wars: Battlefront II leans Execution (Competitive PvP); WCW vs. nWo: World Tour leans Execution (Competitive PvP).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Star Wars: Battlefront II
Aimbot dominates infantry fights and starfighter dogfights
WCW vs. nWo: World Tour
Grapple timing and move inputs need precision
WCW vs. nWo: World Tour leans a little harder on reads, though the gap is small.
Star Wars: Battlefront II
Human opponents in multiplayer create modest prediction play
WCW vs. nWo: World Tour
Versus play rewards reading opponent grapple attempts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Star Wars: Battlefront II
Spawns, vehicle availability and hero pickups add chaos
WCW vs. nWo: World Tour
Move reversals and spirit meter add randomness
WCW vs. nWo: World Tour leans a little harder on optimization, though the gap is small.
Star Wars: Battlefront II
Class choice and map control reward learned plans
WCW vs. nWo: World Tour
Move-set knowledge and stamina management matter
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.