if you need fastest assembling time (one day sailing) - Smartkat and Ducky-15.
If you need travel on catamaran at least one week - Ducky-15, Ducky-17, Ducky-19
Sheltered water - Smartkat, Ducky-15 ( category "D"
Fast fun sailing near beach ( 1 person) - Smartkat, Ducky-15 with gennaker. Same with 2 - 4 friends -Ducky-17 with gennaker.
Coastal sailing - Ducky-17and Ducky-19, both category "C".
Expedition-likes sailing - Ducky-19
Family boat for 2 adults + 2 small children - Ducky -17.
Family boat for 2 adults + 2 teens - Ducky -17, Ducky - 19.
Inflatable sail catamarans fill a specific usage. They can offer comfortable space on the trampoline , exciting sailing and speed and ease of transportation and storage. And all that at a moderate price. Therefore, they are chinese sailing funs choice.
It was, however, very diffcult to find more than half a handfull of inflatable sail catamarans on the Internet. This is why I posted this overview. I hope it is helpful for other people interested in inflatable sail cats. I would be greatful to receive further hints on this subject from whoever has additional information.