I think Saitama is stronger. His power is seemingly limitless and he has never struggled in a fight. Goku, although powerful, has had many intense battles where he was pushed to his limits.
It depends on personal preferences. Some people might think the manga is better because it has more detail and original ideas. But others might prefer the anime for its animation and voice acting.
A really popular 'One Punch Man' fanfiction is 'King's True Power Revealed'. It delves into the mystery of King's character and gives him a more significant role. The story is full of twists and turns as it uncovers the secrets behind King's supposed power. Another interesting one is 'The Monster Association Reborn'. This fanfiction reimagines the Monster Association with new and more terrifying monsters, and Saitama has to face them in unexpected ways.
Blast in the One Punch Man manga is an enigmatic presence. Little has been revealed about him, but his rumored strength and importance in the story have captured the attention of readers.
You can find 'One Punch Man' fanfictions on websites like FanFiction.net. It has a large collection of fan - created stories related to 'One Punch Man'. There are different categories and ratings, so you can easily filter and find the ones that suit your taste.
Saitama is the most important character. He's the one - punch hero. Genos is also important. He's Saitama's disciple and has a cyborg body with powerful attacks. King is another key character. He's often mistaken for a very powerful hero when in fact he's just an ordinary guy who is lucky. Tatsumaki, the Tornado of Terror, is a very strong esper - type hero.
Genos is also a main character. He is a cyborg who becomes Saitama's disciple. He is very powerful but not nearly as strong as Saitama. He is constantly seeking ways to improve his strength and learn from Saitama.