While cute, and easily towable, they don't offer much protection from the elements, or the bugs. I choose to stand up in our travel trailer, and be able to sit in a comfy chair if desired. If you are into 90% outside living reagrdless of the weather, a teardrop might serve your purposes. There are plenty of small campers that have far nicer accomodations.
Here is what I would look at if I wanted something small;
https://forestriverinc.com/rvs/travel-trailers/flagstaff-e-pro