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

Execution · Practiced Mastery
Chaining flashy trick combos to fuel momentum-swinging Gamebreakers.

Execution · Pure Mechanics
Grapple and reversal timing with light mindgames against human opponents.
NBA Street leans Execution (Practiced Mastery); WWF SmackDown! Just Bring It leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
NBA Street
Trick combos and Gamebreaker timing drive scoring
WWF SmackDown! Just Bring It
Grapple timing and reversal windows decide matches
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
NBA Street
Local versus play rewards baiting steals and blocks
WWF SmackDown! Just Bring It
Human opponents invite light reversal mindgames
WWF SmackDown! Just Bring It leans a little harder on variance, though the gap is small.
NBA Street
Courts and AI behaviour are deterministic
WWF SmackDown! Just Bring It
Weapon spawns and AI interference add small chaos
NBA Street leans a little harder on optimization, though the gap is small.
NBA Street
Trick-point economy and Gamebreaker management are the meta
WWF SmackDown! Just Bring It
Move-set knowledge and match-type tactics are quickly learned
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.