Saitama's gag-character premise gives him the edge — but Hulk's limitless scaling makes this genuinely debatable.
Two characters whose whole thing is 'overwhelming strength.' Saitama one-punches everything; Hulk has no strength ceiling. When an unstoppable force meets an immovable object, what happens?
Saitama's feats are catching up to the cosmic tier — sneezed away Jupiter's atmosphere, punched through a dimension-threatening attack. Hulk has cracked continents and matched cosmic beings. In terms of documented feats, they're in a comparable range.
The difference is narrative design. Saitama is designed to win effortlessly. Hulk is designed to win through escalation. Saitama ends fights; Hulk extends them. In a crossover, Saitama's design philosophy trumps Hulk's — one punch would end it before the rage scaling kicks in.
Hulk's strength has no ceiling and scales with rage. If he survives the first exchange, he gets stronger. His healing factor and durability have withstood cosmic-level attacks. Given time, Hulk could theoretically match any power level.
Saitama exists to end fights in one hit. His power is narratively infinite — he's never shown strain against any opponent. His serious punch countered a galaxy-threatening attack casually. The entire point of his character is that nobody can match him.
Saitama wins through narrative design — his character is built to end fights instantly, before Hulk's escalation mechanic becomes relevant. But this is one of the few matchups where Hulk's 'limitless' meets another form of 'limitless,' making it genuinely fascinating to debate.
Hulk also fights
Saitama also fights