the most "forgiving" aircraft of its time, allowing itself to be flown "crab wise" in improperly banked turns and able to maintain sustained flight at speeds as low as 30 mph. At least 2,282 DH.6s were built in the UK during wartime.

The DH.4 was a two-seat combat aircraft, intended to perform both aerial reconnaissance and day bomber missions. By the end of production, a total of 1,449 aircraft (from orders for 1,700 aircraft)