155 mm gun M1 vs SPG-9: Specs Compared

FORCETALLY

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155 mm gun M1 — licensed reference photograph

AArtillery

155 mm gun M1

Towed field gun

Credit

Mark Pellegrini · CC BY-SA 2.5 · Resized · CC BY-SA 2.5 · Source ↗ · Modified

BArtillery

SPG-9

Recoilless gun Anti-tank gun

Credit

Polanksy kolbe · CC BY-SA 3.0 · Resized · CC BY-SA 3.0 · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

155 mm gun M1Travel

11 m

Length source ↗

SPG-9Length

2.11 m

Length source ↗

Lengths retain their source configuration and measurement scope.

155 mm gun M1larger figure on 2 of 2

Range+516%
Muzzle velocity+149%

Measured figures

Head to head

19 of 68 rows sourced on both sides

11mTravel

2.11m

Length

All recorded figures & sources

11 m

Travel

Single source

Travel: 11 m (36 ft 1 in)^[source]

2.11 m

Length

Single source

Configuration

Details

155 mm gun M1 and SPG-9 configuration
Specification	155 mm gun M1	SPG-9
Type	Towed field gun^[source]	Recoilless gun Anti-tank gun^[source]
Place of origin	United States^[source]	Soviet Union^[source]
In service	1941–1990s^[source]	1962–present^[source]
Wars	World War II Korean War Cambodian Civil War Croatian War of Independence^[source]	Vietnam War Iran–Iraq War Salvadoran Civil War Lord's Resistance Army insurgency Gulf War Lebanese Civil War Iraq War Second Sudanese Civil War Third Sudanese Civil War Libyan Civil Wars Northern Mali conflict Syrian Civil War War in Iraq (2013-2017) War in Donbas Yemeni Civil War (2014–present) Saudi Arabian-led intervention in Yemen 2022 Kyrgyzstan–Tajikistan clashes Russo-Ukraine War Gaza war

Designed	1918–1938^[source]	—

Produced	1940–1945^[source]	—

No. built	1,882^[source]	—

Shell	Separate loading charge and projectile^[source]	—

Breech	Asbury mechanism^[source]	Interrupted screw^[source]

Recoil	Hydro-pneumatic^[source]	None^[source]

Carriage	M1 Carriage^[source]	Tripod^[source]

Elevation	−2°/+65°^[source]	+7°/−3°^[source]

Traverse	60°^[source]	30° total^[source]

Manufacturer	Rock Island Arsenal^[source]	—

Feed system	—	Manually breech-loaded^[source]

Sights	—	PGO-9 optical 4× sight or PGN-9 IR and passive night sight^[source]

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