The canon version of Super Saiyan 4 can't compete with God forms, but Dragon Ball GT's SSJ4 is borderline overpowered.
Only a few transformations in Dragon Ball Super are stronger than Legendary Super Saiyan, and even then, just barely.
Game Rant on MSN
Dragon Ball: Every Saiyan transformation, ranked
Which Saiyan transformation comes out on top of the rest?
Dragon Ball has since taken Super Saiyan through all sorts of new levels of power, and with it Goku and Vegeta have since broken through the ceiling to godhood with a variation of the transformation.
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