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At a glance
M39 cannonlarger figure on 0 of 2
SU-100larger figure on 2 of 2
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source1.83 m[source]
Length
Single sourceConfiguration
| Specification | M39 cannon | SU-100 |
|---|---|---|
| Type | Single-barrel autocannon[source] | Self-propelled anti-tank gun[source] |
| Place of origin | United States[source] | Soviet Union[source] |
| In service | 1952–present[source] | October 1944 – present[source] |
| Designer | Ford Motor Company[source] | — |
| Designed | 1951 |
9.45 m (30 ft)[source]
Commander/Radio Operator, Gunner, Loader, Driver
Single source4 (Commander/Radio Operator, Gunner, Loader, Driver)[source]
Maximum; Maximum speed
Single source48 km/h (30 mph)[source]
Operational; Cross-country
Single sourceOperational; Cross-country with additional fuel tanks
Single sourceOperational; Road
Single sourceOperational; with additional fuel tanks
Single sourceRoad: 250 km (160 mi) 320 km (200 mi) (with additional fuel tanks) Cross-country: 140 km (87 mi) 180 km (110 mi) (with additional fuel tanks)[source]
V-2-34 based on the Kharkiv Model V-2
Single sourceV-2-34 based on the Kharkiv Model V-2 500 hp (370 kW)[source]
Rate of fire
Single source1,500 rpm[source]
Muzzle velocity
Single source1,030 m/s (3,300 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
1944[source] |
| Manufacturer | Pontiac, Ford, FMC Corporation, and others[source] | Uralmash[source]SU-100 original Soviet manufacture at UZTM, explicitly also called Uralmash; not an exclusive manufacturer or licensed-production claim |
|---|
| No. built | 35,500+[source] | 4,976[source] |
|---|
| Variants | M39, M39A1, M39A2, M39A3[source] | — |
|---|
| Cartridge | 20×102mm[source] | — |
|---|
| Barrels | Single barrel (progressive RH parabolic twist, 9 grooves)[source] | — |
|---|
| Action | five-chamber revolver[source] | — |
|---|
| Wars | — | World War II Suez Crisis Vietnam War Bay of Pigs Invasion Six-Day War Yom Kippur War Iran–Iraq War Yemeni Civil War (2014-present)[source] |
|---|
| Unit cost | — | $448,000 (vehicle's unit price for Morocco in 1967)[source] |
|---|
| Armor | — | front: 75 mm (3 in) sides: 45 mm (1.77 in) rear: 45 mm (1.77 in) roof: 20 mm (.78 in)[source] |
|---|
| Main armament | — | 100 mm D-10S gun[source] |
|---|
| Power/weight | — | 15.8 hp/tonne[source] |
|---|
| Suspension | — | Christie[source] |
|---|
| Reported operators | — |
|
|---|