Small point blank magma punch > Daifunka. Big Magma fists have been shown pushing fodders away. It's the small point blank punch that melts through your tissue.
Akainu used the same nameless punches to blow holes into Whitebeard's chest and Jinbe's back. Meigo is just a technique allowing him to move with greater speed towards his opponent. The random punch Akainu used to blow a hole into Whitebeard's chest, would've molten Whitebeard's head just as well.
And just about every club move from Kaido >>> Boro Breath.