In their prime White Lotus would take but as old men Red Lotus could take high diff. P'Li is a major factor here (question: can she firebend normally or just the combustion?)
white lotus opens a can of whoop az. Bumi and iroh are two of the best benders in their respective elements in history.Ming hua over pakku sure but iroh bumi and JJ ko the rest. This isn't a fair fight lolll.