Class B motorhomes are much smaller than Class As and are, in fact, the smallest type of RVs (even though the "B” designation might make you think they're the middle option regarding size).

This article originally appeared on GOBankingRates.com: 5 RVs You Should Buy — and 5 You Would Be Better Off Renting We've ...

Class B RVs are much smaller than Class A motorhomes and are often closer to the size of vans. Many RVs in this class were initially retrofitted from vans before they became more prevalent for ...

Class B: These RVs will generally look more like vans with elevated rooflines. A Class B RV is typically between 18 and 24 feet; however, some Class B+ options are slightly larger.

Ready to hit the road in a brand new RV? You'll want to check your local regulations before buying and make sure your license ...

"The Access is a no-compromise, full-feature RV with exciting and innovative features," Maxvan says in the official description of this Class B RV.

So-called "Class A" RVs are your tour high-zoot motorcoaches similar to a fancy tour bus. Your friend’s Mercedes Sprinter-based Winnebago Revel is a shining example of a "Class B" RV.

So-called "Class A" RVs are your tour high-zoot motorcoaches similar to a fancy tour bus. Your friend’s Mercedes Sprinter-based Winnebago Revel is a shining example of a "Class B" RV.

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.