Go visit a bunch of dealers, and find some floorplans you like. They don't change that much from older years, so you'll have a better idea of what to look for when you look at used coaches online...
Our Outlook 31C sleeps 8, but only if everyone doubles up in a bed, and we fold down the dinette (which is shorter than the other three beds/couch).
We bought it used, and so far, no issues whatsoever with water damage, but the Winnebagos use an aluminum frame and have a steel floor. Some manufacturers have wood frames and plywood floors, and they simply don't age quite as well...
- 2019 Grand Design 29TBS (had a Winnebago and 3x Jayco owner)
- 2016 F-150 3.5L MaxTow (had Ram 2500 CTD, Dodge Durango)
- 130W solar and 2005 Honda EU2000i twins that just won't quit