Retired and travel quite a bit.
Prefer pull behind, 25ft box feels just right for 2.
To small, you start feeling confined on long trips,to long your limited to where you can go.
Newer gas engines have much better towing capacity today,less maintenance cost.
Don't even consider an RV without a slide,had both.
Class ABC's wouldn't work for our style but appeal to others.
After all these years we still prefer State parks all over the country and carry a small Bass boat in truck bed, won't be without it.