Great idea,
Compare complete prices and give a ratio to performance value.
With tests like
Size of bag for packing.
Weight
Kite reinforcing and its true value
Amount of pull on leash
relaunch quality from all crash positions
Over powered characteristics (Stability)
Safety options
Safety reliability
Processes and results of self handling in overpowering conditions.
Waveriding
Speed of the kite across the wind window
double kite loop?
Hooked in
Unhooked
Ideal application for the kite.
Im a big kook but this would mean something to me