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 · Competitive PvP
Supercell's snappy top-down team brawler built around three-minute objective fights.

Execution · Grand Arena
Acclaimed basketball sim where playcalling and matchup reads decide online games.
Brawl Stars leans Execution (Competitive PvP); NBA 2K11 leans Execution (Grand Arena).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Brawl Stars
Aim, dodging, and ability timing in real time
NBA 2K11
Shot-stick timing and dribble moves
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Brawl Stars
Human teams rotate, bait supers, and adapt
NBA 2K11
Human defenders bait and adapt possession to possession
Brawl Stars leans a little harder on variance, though the gap is small.
Brawl Stars
Bush ambushes and power-cube spawns hide information
NBA 2K11
Shooting rolls add mild noise
NBA 2K11 leans a little harder on optimization, though the gap is small.
Brawl Stars
Brawler matchups and map strategy are learnable
NBA 2K11
Playbooks, matchup exploits, and roster knowledge
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.