head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Competitive PvP
Team arena brawls testing mobile combo execution and reading enemy engages.

Execution · Competitive PvP
Shot timing and play selection against opponents adjusting to your tendencies.
Naruto to Boruto: Shinobi Striker leans Execution (Competitive PvP); NBA 2K14 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.
Naruto to Boruto: Shinobi Striker
Aerial movement and combo timing decide 4v4 skirmishes
NBA 2K14
Shot release timing and dribble chains gate scoring
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Naruto to Boruto: Shinobi Striker
Human opponents fake engages and rotations constantly
NBA 2K14
Online opponents counter your favourite plays
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Naruto to Boruto: Shinobi Striker
Some matchmaking and map objective randomness
NBA 2K14
Shot RNG sways close possessions
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Naruto to Boruto: Shinobi Striker
Class loadouts and jutsu matchups reward study
NBA 2K14
Playbook knowledge and roster management 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.