The document compares different air tanker aircraft including the Airbus A330MRTT Voyager, Boeing KC-767A, and Ilyushin Il-78 Midas. The Voyager has a long slender wing with winglets and refueling pods under the outer wings. The KC-767A has refueling pods under the outer wings near the tips and a wide fuselage. The Il-78 Midas has a high wing, T tail, glazed nose, four jet engines, and refueling pods under the wing and rear fuselage.