The maximum width of Class A motorhomes is around 8 feet, although some states allow up to 8.5 feet width. Furthermore, these RVs typically tip the scales between 13,000 and 30,000 pounds.

Class C motorhomes without this bed (or bulge) are increasingly common. For marketing purposes, they're sometimes called "Class B+" motorhomes, even if they are structurally they're in Class C.

It's had a particularly large impact on Class A motorhome owners. While traveling in a motorhome is still more affordable than the hotel scenario, fuel costs make up the lion's share of the budget ...

Vehicle Class Before you begin comparing gas vs. diesel RV costs, it’s crucial to recognize what you’re looking at. For an apples-to-apples comparison, make sure you’re shopping for one class of RV.