I dont know if this have already been done, i couldnt find anything so im just going ahead.
Im not talking about Darkseids Omega beams, but just his normal beam we see him blast people with, who of the two have the strongest laser?
Right, i can see some is confused by what ''beam'' we're talking about.
Im NOT talking about Omega, no Omega Beams, no Omega Effect, im only talking about his blasts like the one we see here:
And here in the first 10-50 secs of the video: http://www.youtube.com/watch?v=iTECNKpZAM4