The 48 LED panels in 2700K color temp have gotten very reasonable in price since I first switched to them in the RV. Panels Back then I ordered from China through ebay. This time I ordered from Belle...
These smaller class Cs can be very frugal with 12 volt power. LEDs have been a big help. The 20K BTU Suburban furnace blower takes 3 amps (far from continuous duty cycle usually). LED TV, tablet or laptop consumes far less than older laptops or TVs.
I still use propane for all cooking off grid. No heavy battery systems, wiring, or big inverters.
Between plummeting solar costs and great improvement in the demand side it is a good time to be off grid in a Class C.