SM2

SM2 or SM-2 may refer to:


 * Spider-Man 2, the second Spider-Man film released in 2004
 * Superman II, the second Superman film released in 1980
 * Scary Movie 2, the second Scary Movie film released in 2001
 * Spiritual Machines 2, the Our Lady Peace album set for release in 2021
 * VR Class Sm2, a type of commuter train in Finland
 * SM2, the SM postcode area covering Belmont, South Sutton and East Ewell in England
 * Pindad SM2, an Indonesian general purpose machine gun
 * Standard Missile 2, either of two US missiles:
 * RIM-66 Standard (SM-1MR/SM-2MR), a medium-range surface-to-air missile, the successor of the RIM-24 Tartar missile
 * RIM-67 Standard (SM-1ER/SM-2ER non-VLS capable), an extended range surface-to-air missile, the successor of the RIM-2 Terrier missile
 * SM-2, Royal Navy Second Submarine Squadron (motto: "Second to None") Hunter-Killer boats based in HM Naval Base Devonport
 * Song Meter SM2, a bird monitoring recorder from Wildlife Acoustics
 * PZL SM-2, a Polish light utility helicopter also known as the WSK SM-2
 * SM-2 (algorithm), one of the computer algorithms used in SuperMemo
 * SM-2, a research nuclear reactor at RIAR
 * Super Mario Bros. 2, a 1988 Nintendo Entertainment System game
 * SM2, a Chinese signature and encryption algorithm, see SM9 (cryptography standard).
 * Warhammer 40,000: Space Marine 2