head to head
Call of Duty: Black Ops asks more than Naruto to Boruto: Shinobi Striker, and the gap is execution.

Execution · Competitive PvP
Cold War-era shooter pairing twitch multiplayer with the cult Zombies mode.

Execution · Competitive PvP
Team arena brawls testing mobile combo execution and reading enemy engages.
Call of Duty: Black Ops leans Execution (Competitive PvP); Naruto to Boruto: Shinobi Striker leans Execution (Competitive PvP).
Call of Duty: Black Ops leans clearly harder on execution.
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
Naruto to Boruto: Shinobi Striker
Aerial movement and combo timing decide 4v4 skirmishes
Call of Duty: Black Ops leans a little harder on reads, though the gap is small.
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Naruto to Boruto: Shinobi Striker
Human opponents fake engages and rotations constantly
Call of Duty: Black Ops leans a little harder on variance, though the gap is small.
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
Naruto to Boruto: Shinobi Striker
Some matchmaking and map objective randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Black Ops
Class builds, map control, zombies routing
Naruto to Boruto: Shinobi Striker
Class loadouts and jutsu matchups reward study
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.