Apart from being more than a century old, Netero's strength, speed, durability, endurance, and stamina are unmatched. Once he starts using his Nen or unique powers, it's game over for any opponent. Oh, and Naruto can't kill him since he has an atomic bomb inside him which explodes if he dies.

Is Netero stronger than Naruto?

17 Isaac Netero - Hunter X Hunter

Isaac is also far smarter and craftier than Naruto, not to mention physically stronger after accidentally training for more than a decade in order to throw ten-thousand punches in an instant during a training pilgrimage that was supposed to end his life.

Can Meruem beat Naruto?

Meruem is nowhere near the celestial tier these Naruto antagonists occupy, with his most impressive feat being his ridiculous durability. A minor setback for Naruto, as he could simply lob one of his Rasenshuriken Tailed Beast Bombs in Meruem's general direction and release him from this mortal coil.