Douglas DB-7 / A-20 Havoc / Boston

Light Bomber / Night Fighter

Douglas A-20G Havoc © Steve Williams
Photo ©: Steve Williams (photos at
The Douglas DB-7 is a twin-engined three-seat light bomber and night fighter aircraft produced by the US-American manufacturer Douglas Aircraft Company.
The DB-7 bomber variant in Royal Air Force service was called Boston, the night fighter variant Havoc. The DB-7 in United States Army Air Force (USAAF) service was designated A-20 Havoc. The A-20 Havoc was used in large numbers (approx. 2900 aircraft) by the Soviet Union (USSR). 380 DB-7 were assembled by Boeing.
Propulsion2 Radial Engines
Engine ModelWright R-2600-23 Cyclon
Engine Power (each)1193 kW1600 hp
Speed509 km/h275 kts
  316 mph
Service Ceiling7.620 m25.000 ft
Range1.650 km891 NM
1.025 mi.
Empty Weight7.250 kg15.984 lbs
max. Takeoff Weight12.338 kg27.200 lbs
Wing Span18,69 m61 ft 4 in
Wing Area43,2 m465 ft
Length14,63 m47 ft 12 in
Height5,36 m17 ft 7 in
First Flight23. Jan. 1938
Production Statusout of production
Total Production7478
ICAO CodeA20
NATO CodeBox
Data for (Version)Douglas A-20G Havoc
VariantsBoston I, Boston II, Havoc I, DB-7A (Havoc II), DB-7B (Havoc III), A-20, A-20A, A-20B, A-20C, A-20G, A-20H, A-20J (Boston IV), A-20K (Boston V), P-70, F-3A