M60 machine gun vs M621 cannon: Specs Compared

FORCETALLY

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ASmall arms

M60 machine gun

General-purpose machine gun Medium machine gun

AI-generated illustration · Not a photograph — Representative exterior of M621 cannon

BSmall arms

M621 cannon

Automatic cannon

AI-generated illustration · Not a photograph

Credit

ForceTally · AI-generated illustration · Not a photograph · AI-generated · OpenAI output terms · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

M60 machine gunLength

1.105 m

Length source ↗

M621 cannonLength

2.207 m

Length source ↗

Lengths retain their source configuration and measurement scope.

M60 machine gunlarger figure on 0 of 5

None

M621 cannonlarger figure on 5 of 5

Length+100%
Mass+333%
Barrel length

Measured figures

Head to head

13 of 78 rows sourced on both sides

1.11m

2.21m

Length+100%

All recorded figures & sources

1.105 m

Length

Single source

1,105 mm (43.5 in)^[source]

2.207 m

Length

Single source

Configuration

Details

M60 machine gun and M621 cannon configuration
Specification	M60 machine gun	M621 cannon
Type	General-purpose machine gun Medium machine gun^[source]	Automatic cannon^[source]
Place of origin	United States^[source]	France^[source]
In service	1960–present^[source]	—
Used by	See Users^[source]	—
Wars	Vietnam War Laotian Civil War Dominican Civil War Cambodian Civil War Moro conflict The Troubles Lebanese Civil War Cambodian–Vietnamese War Sino-Vietnamese War Salvadoran Civil War Operation Urgent Fury Operation Just Cause Persian Gulf War Operation Gothic Serpent War in Afghanistan Iraq War Cambodian–Thai border stand-off Colombian armed conflict Insurgency in the Philippines Bougainville conflict Myanmar conflict various others

Designed	1952–1957^[source]	—

Manufacturer	Saco Defense U.S. Ordnance^[source]	KNDS France^[source]

Unit cost	US$6,000 (M60E3)^[source]	—

Produced	1957–present^[source]	—

Variants	See Variants^[source]	see variants^[source]

Cartridge	7.62×51mm NATO^[source]	20×102mm^[source]

Action	Gas-operated , short-stroke gas piston, opened rotating bolt^[source]	Gas operated, delayed blowback^[source]

Feed system	Disintegrating belt with M13 Links^[source]	Open-link M12 belt^[source]

Sights	Iron sights^[source]	—

Designer	—	KNDS France^[source]

Reported operators	Reported operator · Algeria Reported operator · Australia Reported operator · Bolivia Reported operator · Bosnia and Herzegovina Reported operator · Brazil Reported operator · Cambodia Reported operator · Chile Reported operator · Colombia Reported operator · Costa Rica Reported operator · Czech Republic Reported operator · Democratic Republic of the Congo Reported operator · Denmark Reported operator · Dominican Republic Reported operator · East Timor Reported operator · El Salvador Reported operator · Egypt Reported operator · Fiji Reported operator · Ghana Reported operator · Greece Reported operator · Haiti Reported operator · Honduras Reported operator · Italy Reported operator · Indonesia Reported operator · Jordan Reported operator · Kuwait Reported operator · Lebanon Reported operator · Liberia Reported operator · Lithuania Reported operator · Luxembourg Reported operator · Malaysia Reported operator · Mexico Reported operator · Morocco Reported operator · Nicaragua Reported operator · Panama Reported operator · Papua New Guinea Reported operator · Peru Reported operator · Philippines Reported operator · Portugal Reported operator · Saint Vincent and the Grenadines Reported operator · Senegal Reported operator · South Korea Reported operator · Spain Reported operator · Sudan Reported operator · Taiwan Reported operator · Thailand Reported operator · Trinidad and Tobago Reported operator · Tunisia Reported operator · Turkey Reported operator · Uganda Reported operator · Ukraine Reported operator · United Kingdom Reported operator · U.S. Army Reported operator · Venezuela Reported operator · Vietnam	—