== Watts per Kilogram == || || Power Level || Insolation || weight || W/kg || || Boeing 702HP NSS-8 || 18000W || 1360W/m^2^ || 3800 kg || 4.7 || || Thales O3b || 1500W || 1220W/m^2^ || 700 kg || 2.1 || || 5 gram thinsat || 4W || 1160W/m^2^ || 0.005 kg || 800 || || Solar World 260W || 260W || 1000W/m^2^ || || || || Solar World 260W || 47W || 180W/m^2^ || 21.2 kg || 2.2 ||