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 team arena brawler testing loose execution and squad composition over precision.

Execution · Practiced Mastery
Chaining flashy trick combos to fuel momentum-swinging Gamebreakers.
Dragon Ball Z: Battle of Z leans Execution (Competitive PvP); NBA Street leans Execution (Practiced Mastery).
NBA Street leans a little harder on execution, though the gap is small.
Dragon Ball Z: Battle of Z
Aerial chases and ki timing need moderate hands
NBA Street
Trick combos and Gamebreaker timing drive scoring
Dragon Ball Z: Battle of Z leans a little harder on reads, though the gap is small.
Dragon Ball Z: Battle of Z
Team fights against humans involve loose target prediction
NBA Street
Local versus play rewards baiting steals and blocks
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Dragon Ball Z: Battle of Z
Little hidden beyond card drops for builds
NBA Street
Courts and AI behaviour are deterministic
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Dragon Ball Z: Battle of Z
Team synergy cards and role composition are the system layer
NBA Street
Trick-point economy and Gamebreaker management are the meta
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.