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Small arms1964–present
Assault rifle
M16 rifle is a assault rifle originating in United States. The cited manufacturer or builder is Colt's Manufacturing Company FN Herstal General Motors ( Hydramatic Division) Harrington & Richardson Remington U.S. Ordnance Chartered Industries of Singapore Diemaco Elisco Tool Manufacturing Company Ministry of Defense Arsenal.
United StatesM16 rifle
Armémuseum (The Swedish Army Museum) · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · ModifiedAssault rifle
United States
1964–present
See Users
See Conflicts
Eugene Stoner ( AR-10 ) L. James Sullivan ( AR-15 )
1959
Colt's Manufacturing Company FN Herstal General Motors ( Hydramatic Division) Harrington & Richardson Remington U.S. Ordnance Chartered Industries of Singapore Diemaco Elisco Tool Manufacturing Company Ministry of Defense Arsenal
November 1963–present
~8 million ~28 million AR-15–style rifles
See List of Colt AR-15 and M16 rifle variants
Unloaded: 6.37 lb (2.89 kg) (M16A1) 7.5 lb (3.40 kg) (M16A2 without magazine and sling) 7.5 lb (3.40 kg) (M16A4) 8.81 lb (4.00 kg) (M16A4 loaded with 30 rounds and sling)
38.81 in (986 mm) (M16A1) 39.63 in (1,007 mm) (M16A2) 39.37 in (1,000 mm) (M16A4)
20 in (508 mm)
5.56×45mm NATO
Gas-operated , closed rotating bolt , Stoner bolt and carrier piston
700–800 rounds/min cyclic sustained (M16A1) 700–900 rounds/min cyclic sustained (M16A2, M16A3) 800 rounds/min cyclic sustained (M16A4)
3,150 ft/s (960 m/s) ( M855A1 round)
550 m (601 yd) (point target) 800 m (875 yd) (area target)
3,600 m (3,937 yd)
STANAG magazine 20-round detachable box magazine 30-round detachable box magazine 40-round detachable box magazine 60-round detachable box magazine Beta C-Mag 100-round drum magazine
Iron sights : Rear: aperture; L-type flip Front: wing-protected post Various aiming optics
Afghanistan
Albania
Antigua and Barbuda
Argentina
Azerbaijan
Bahrain
Bangladesh
Barbados
Bosnia and Herzegovina
Belize
Bolivia
Brazil
Brunei
Burundi
Cambodia
Cameroon
Canada
Central African Republic
Chile
Colombia
Congo-Kinshasa
Costa Rica
Czech Republic
Cyprus
Denmark
Djibouti
Dominican Republic
East Timor
Ecuador
Egypt
El Salvador
Estonia
Falkland Islands
Fiji
France
Gabon
Georgia
Ghana
Greece
Grenada
Guatemala
Haiti
Hungary
Honduras
India
Indonesia
Iraq
Kurdistan
Israel
Italy
Ivory Coast
Jamaica
Japan
Jordan
Kenya
Kuwait
Latvia
Lebanon
Lesotho
Liberia
Lithuania
Malaysia
Mauritius
Mexico
Monaco
Mongolia
Morocco
Myanmar
Nepal
Netherlands
Nicaragua
Nigeria
North Korea
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 0.986 m | Wikipedia contributors | superseded |
M16 rifle equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Afghanistan
Albania
Algeria
Antigua and Barbuda
Argentina
Azerbaijan
Bahrain
Bangladesh
Barbados
Belize
Benin
Bhutan
Bolivia
Bosnia and Herzegovina
Botswana
Brazil
Brunei
Burundi
Cambodia
Cameroon
Canada
Central African Republic
Chile
Colombia
Costa Rica
Cyprus
Czechia
Denmark
Djibouti
Dominican Republic
East Timor
Ecuador
Egypt
El Salvador
Estonia
Fiji
France
Gabon
Georgia
Ghana
Greece
Grenada
Guatemala
Guyana
Haiti
Honduras
Hungary
India
Indonesia
Iran
Iraq
Israel
Italy
Ivory Coast
Jamaica
Japan
Jordan
Kenya
Kuwait
Laos
Latvia
Lebanon
Lesotho
Liberia
Libya
Lithuania
Malaysia
Mauritius
Mexico
Monaco
Mongolia
Morocco
Myanmar
Nepal
Netherlands
Nicaragua
Nigeria
North Korea
Oman
Pakistan
Palestine
Papua New Guinea
Peru
Philippines
Qatar
Senegal
Singapore
Somalia
South Korea
Sudan
Syria
Taiwan
Thailand
Tunisia
Türkiye
Uganda
Ukraine
United Arab Emirates United States
VietnamAfghanistan, Albania, Antigua and Barbuda, Argentina, Azerbaijan, Bahrain, Bangladesh, Barbados, Bosnia and Herzegovina, Belize, Bolivia, Brazil, Brunei, Burundi, Cambodia, Cameroon, Canada, Central African Republic, Chile, Colombia, Congo-Kinshasa, Costa Rica, Czech Republic, Cyprus, Denmark, Djibouti, Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Estonia, Falkland Islands, Fiji, France, Gabon, Georgia, Ghana, Greece, Grenada, Guatemala, Haiti, Hungary, Honduras, India, Indonesia, Iraq, Kurdistan, Israel, Italy, Ivory Coast, Jamaica, Japan, Jordan, Kenya, Kuwait, Latvia, Lebanon, Lesotho, Liberia, Lithuania, Malaysia, Mauritius, Mexico, Monaco, Mongolia, Morocco, Myanmar, Nepal, Netherlands, Nicaragua, Nigeria, North Korea
Equipment reference ↗