This diesel motorhome is much larger much heavier and diesel fuel is more expensive.
Rv gas mileage.
Class b motorhomes 18 25 avg.
Different types of motorhomes are going to have different gas mileage because of their different sizes and builds.
Class c motorhomes 14 18 avg.
Rv class a b c gas mileage comparison rv gas mileage chart.
Class a motorhomes 7 13 avg.
Newer coaches are set for 65 miles per hour.
The average gas mileage for a class a rv is 5 to 7 miles per gallon.
The van style class b offers the highest range with 18 20 mpg.
There s a mileage difference because for every five miles above your ideal speed limit you re losing 7 8 mpg.
In the end i ve upgraded in comfort and will be no worse off in terms of fuel economy.
The average range for this type of motorhome is 8 13 mpg.
The surprising fact that makes it work is that it still gets about 10 mpg running down the highway.
After hanging out on rv forums discussing mpg for four years i have learned that most class a motorhomes get 5 10 mpg with a few outliers in the 11 16 mpg range if small diesel models view vesta etc.
Class b rvs are the smaller sized rvs that look like they are an oversized super tall van also known as a camper van.
The palazzo confirms that not all lightweight models have better gas mileage than the rest of the rv world this motorhome tips the scales at 26 000 lbs at the very least and still manages to offer a phenomenal mileage of 7 5 and can get up to 12 9 when it s on all nines.
So back to square one.
The heavier and larger the motorhome is the worse the gas mileage is generally going to be.
If miles to the gallon is a priority for you you might want to compromise on comfort by opting for.
Keep your speed in the sweet spot.
Gas models seem to get at most about 4mpg less than the diesel counterpart but then again in much of the country diesel fuel is more.
The largest rvs get some of the lowest gas mileage while the smallest get some of the highest.
Why we recommend the thor palazzo class a motorhome.
To get the optimum motorhome gas mileage keep your speed in the sweet spot.
Average rv class miles per gallon.
Larger rvs class a will consume the most fuel.
Average rv tank size and gas mileage chart rv classgas tank sizemiles per gallon mpg distance rv can travel on a single tankclass a80 to 150 gallons7 to 13 mpg560 to 1 950 milesclass b25 gallons18 to 25 mpg450 to 625 milesclass c24 to 55 gallons14 to 18 mpg336 to 990 miles the average size of an rv gas tank varies quite a bit so it can be misleading to make a blanket statement for all rvs.