Originally Posted by mike brez
I would guess more AH,easier to handle due to weight,true deep cycle and can be found cheaper.
Join AITA* and receive big discounts at NAPA , My CC uses 9 batteries total 1 Group 27 , 4 Group 31's , 4 8D's . My 8D's were $215.00 ea. with the discount Label says Marine RV Deep Cycle. I check and add Distilled Water 3 times a year.
* American Independent Truckers Association, costs ZERO to Join