E350 vs E450 chassis pros and cons for a short 24 ft class C

Let me attempt to be more precisely precise: What our RV has in it - as originally installed by Winnebago - is a six (6) gallon water storage and delivery tank that is capable of warming the water in it to, and holding that water at, any temperature as set by it's control.

Whew ... time for a coffee and/or popcorn break ... but unfortunately I'll have to start the generator for either one or both of those. :S