Question: what is the most fuel efficient motorhome?
Answer: Best MPG Class A RV– ...  Newmar Dutch Star – 8 to 11 MPG. ...  Thor Palazzo – 10 MPG (up to 12.9 in ideal circumstances) ...  Best mpg Camper Van (Class B RV) – ...  Roadtrek Sprinter RS Adventurous – 20 MPG. ...  Winnebago Travato 59G – 20 MPG. ...  Best mpg Class C RV- ...  Winnebago Navion Motorhome – 18 MPG.