M107 self-propelled gun vs M44 self-propelled howitzer

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M107 self-propelled gun — licensed reference photograph

AArtillery

M107 self-propelled gun

Self-propelled artillery

Credit

Leger Film- en Fotodienst (LFFD) · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified

M44 self-propelled howitzer — licensed reference photograph

BArtillery

M44 self-propelled howitzer

Self-propelled artillery

Credit

Yaco Erisso · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified

First system

Second system· Artillery only

At a glance

Side by side

Length comparisonOne shared metre scale

M107 self-propelled gunOverall

11.3 m

Length source ↗

M44 self-propelled howitzerLength

6.16 m

Length source ↗

Lengths retain their source configuration and measurement scope.

M107 self-propelled gunlarger figure on 3 of 4

Height+12%

Measured figures

Head to head

19 of 42 rows sourced on both sides

11.3mOverall

6.16m

Length

All recorded figures & sources

6.46 m

Hull

Single source

11.3 m

Overall

Single source

Configuration

Details

M107 self-propelled gun and M44 self-propelled howitzer configuration
Specification	M107 self-propelled gun	M44 self-propelled howitzer
Type	Self-propelled artillery^[source]	Self-propelled artillery^[source]
Place of origin	United States^[source]	United States^[source]
In service	United States (1962–1978)^[source]	—
Used by	See Users^[source]	—
Wars	Vietnam War Yom Kippur War Cambodian–Vietnamese War Iran–Iraq War 1982 Lebanon War South Lebanon conflict (1985–2000)

Manufacturer	FMC Corp. , Bowen-McLaughlin-York, General Motors (transmission)^[source]	Massey Harris^[source]

Barrel length	L/60^[source]	—

Elevation	−5° to +65° deg.^[source]	−5 to 65 degrees^[source]

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

Main armament	1 × 175 mm M113 or M113A1 Gun^[source]	M114 155mm howitzer^[source]

Suspension	torsion bar^[source]	torsion bar^[source]

Ground clearance	44 cm (1 ft 5 in)^[source]	—

Shell	—	separate loading, bagged charge^[source]

Breech	—	interrupted screw^[source]

Armor	—	12 millimetres (0.47 in)^[source]

Secondary armament	—	M2HB .50 caliber machine gun^[source]

Role	—	American-made self-propelled 155 mm howitzer^[source]

Source measurement	—	The M44 was an American-made self-propelled 155 mm howitzer based on the M41 Walker Bulldog tank chassis, first introduced in the early 1950s. Flaws in its design prevented it from seeing action in the Korean War , but the type went on to serve in the armies of the United States, West Germany, Italy, and the United Kingdom into the late Cold War period, and even longer in Turkish service.^[source]M44 self-propelled howitzer · Lead; only the objects and conditions stated in this passage After WWII the US Army sought to replace the M41 Howitzer Motor Carriage with a better SPH using the drive train of the future light tank then developed (originally T37, later T41 and finally M41 ), giving it increased battlefield mobility. Unlike the M41 and the earlier M12 Gun Motor Carriage , the T99 was to have an enclosed gun compartment, giving the five-man crew some armor protection even when firing the cannon. The 155mm cannon, designated T97, was to be a radically new design, with a muzzle brake , bore evacuator and new, separately-loaded ammunition with metal cartridge cases. T99 should also have had a revolutionary gun control system.^[source]M44 self-propelled howitzer · History; only the objects and conditions stated in this passage In 1986, 222 Turkish Army M44s were extensively upgraded with 36 caliber 155mm howitzers by Rheinmetall with an increased range of 24.7 km. An MTU MB 833 Aa-501 V-6 water-cooled diesel developing 450 hp at 2,300 rpm coupled to the original Allison CD-500-3 transmission via a ZF gearbox was fitted. There were numerous other improvements such as upgraded suspension, tracks and fire control and increased fuel capacity. The driver's position was moved into the hull. The last was delivered in 1992. Some sources claim they have now been withdrawn, but two were seen in a video by the Russian news agency RT , allegedly firing into Northern Syria from a border post inside Türkiye in 2015.^[source]M44 self-propelled howitzer · History / Turkish M44T; only the objects and conditions stated in this passage M44A1: M44s upgraded with AOS-895-6 engine, increasing range to 82 miles.^[source]M44 self-propelled howitzer · Variants; only the objects and conditions stated in this passage M44T: 222 Turkish vehicles upgraded with 36 caliber 155 mm howitzers with range of 24.7 km, new engines with greatly increased range, reconfigured driver's seat, fire control and other upgrades. Upgrades conducted between 1986 and 1992.^[source]M44 self-propelled howitzer · Variants; only the objects and conditions stated in this passage

Source measurement

—

The M44 was an American-made self-propelled 155 mm howitzer based on the M41 Walker Bulldog tank chassis, first introduced in the early 1950s. Flaws in its design prevented it from seeing action in the Korean War , but the type went on to serve in the armies of the United States, West Germany, Italy, and the United Kingdom into the late Cold War period, and even longer in Turkish service.^[source]M44 self-propelled howitzer · Lead; only the objects and conditions stated in this passage

After WWII the US Army sought to replace the M41 Howitzer Motor Carriage with a better SPH using the drive train of the future light tank then developed (originally T37, later T41 and finally M41 ), giving it increased battlefield mobility. Unlike the M41 and the earlier M12 Gun Motor Carriage , the T99 was to have an enclosed gun compartment, giving the five-man crew some armor protection even when firing the cannon. The 155mm cannon, designated T97, was to be a radically new design, with a muzzle brake , bore evacuator and new, separately-loaded ammunition with metal cartridge cases. T99 should also have had a revolutionary gun control system.^[source]M44 self-propelled howitzer · History; only the objects and conditions stated in this passage

In 1986, 222 Turkish Army M44s were extensively upgraded with 36 caliber 155mm howitzers by Rheinmetall with an increased range of 24.7 km. An MTU MB 833 Aa-501 V-6 water-cooled diesel developing 450 hp at 2,300 rpm coupled to the original Allison CD-500-3 transmission via a ZF gearbox was fitted. There were numerous other improvements such as upgraded suspension, tracks and fire control and increased fuel capacity. The driver's position was moved into the hull. The last was delivered in 1992. Some sources claim they have now been withdrawn, but two were seen in a video by the Russian news agency RT , allegedly firing into Northern Syria from a border post inside Türkiye in 2015.^[source]M44 self-propelled howitzer · History / Turkish M44T; only the objects and conditions stated in this passage

M44A1: M44s upgraded with AOS-895-6 engine, increasing range to 82 miles.^[source]M44 self-propelled howitzer · Variants; only the objects and conditions stated in this passage

M44T: 222 Turkish vehicles upgraded with 36 caliber 155 mm howitzers with range of 24.7 km, new engines with greatly increased range, reconfigured driver's seat, fire control and other upgrades. Upgrades conducted between 1986 and 1992.^[source]M44 self-propelled howitzer · Variants; only the objects and conditions stated in this passage