M20

M20, M-20, or M.20 may refer to:

Transportation

 * M20 (New York City bus), a New York City Bus route in Manhattan
 * M-20 (Michigan highway), a state highway in Michigan
 * M20 motorway, a road in Kent, United Kingdom
 * M20 motorway (Ireland), a road, part of the N20 national primary road
 * M20 Road (Zambia)
 * M20 (Johannesburg), a Metropolitan Route in Johannesburg, South Africa
 * M20 (Pretoria), a Metropolitan Route in Pretoria, South Africa
 * M20 (Durban), a Metropolitan Route in Durban, South Africa
 * M20 (Pietermaritzburg), a Metropolitan Route in Pietermaritzburg, South Africa
 * M20 highway (Russia)
 * Highway M20 (Ukraine)
 * BMW M20, a 1976 automobile engine
 * Macchi M.20, an Italian civil trainer aircraft
 * Mooney M20, a general aviation aircraft
 * Northern Expressway, a motorway in Adelaide, South Australia
 * Weiwang M20, a Chinese MPV

Science and technology

 * Messier 20 (M20), a nebula also called the Trifid Nebula
 * Olivetti M20, an Italian personal computer
 * British NVC community M20, a mire biological community in the United Kingdom
 * M-20 (computer), a Russian Soviet computer
 * Garmin-Asus Nüvifone M20, a smartphone
 * Samsung Galaxy M20, a smartphone

Firearms and military equipment

 * M20 Armored Utility Car, a WWII-era American scout car
 * M20, a Chinese copy of the Soviet TT-33 pistol
 * M20 recoilless rifle, an American rifle
 * M20 Super Bazooka, an American anti-tank rocket launcher
 * M20 SLBM, a French nuclear missile
 * M20 ballast tractor, the power source of the M19 tank recovery system
 * M20 TBM, a Chinese tactical ballistic missile
 * Miles M.20, a Second World War fighter
 * M20 (rocket), a U.S. Army rocket of World War II

Ships

 * HSWMS M20 - a Swedish minesweeper
 * HMS M20 - a British M15 class monitor