Reasons why Batman would beat Jesus in a fight, it's a hot topic

Jesus isn't physically fit at all. Three days on a cross is a terrible way to train.

Batman died for our sins.

Jesus is too big of a Batman fan.

 Honorable mention to:

Batman beat the Red Hood and Hush, Jesus lost to Judas.

Batman fought a shark with a light saber, now that's how you train.

Jesus took three days to resurrect, Batman can instantly with a Lazarus Pit.