X1
X1 or X-1 may refer to:
Vehicles
- Bell X-1, the first aircraft to exceed the speed of sound in controlled level flight
- BMW X1, a BMW Compact Sports Activity Vehicle
- HM Submarine X1, a Royal Navy submarine
- Lada X-1, a concept car created by AvtoVAZ
- McLaren X-1, a 2012 bespoke supercar created for an anonymous client and based on the McLaren MP4-12C
- Red Bull X1, the former name of the Red Bull X2010, a fictional car created for the game Gran Turismo 5
- SL X1, a former Swedish commuter train
- Sinclair X-1, an electrically assisted faired recumbent bicycle
- Wrightspeed X1, an electric sports car based on the Ariel Atom chassis
- X-1 Submarine, the United States Navy's only midget submarine
- X1 (dinghy), a fast, light-weight sailing dinghy designed for inland racing
- XS-1 (spacecraft), a space plane in development
- Yamaha X-1 and X-1R, related Yamaha underbone motorcycles
Computing
- X1 (computer), a Japanese home computer manufactured by the Sharp Corporation
- Xbox One, a video game console
- a one-lane PCI Express slot
- Cray X1, a supercomputer sold since 2003
- Electrologica X1, an early Dutch computer
- ThinkPad X1 Carbon, a high-end notebook computer released by Lenovo in 2012
- X1 (software company) formerly known as X1 Technologies, Inc.
- Tegra X1, a system on a chip released by Nvidia in 2015
- X1, an IPTV-based cable television hardware platform developed by Comcast
Entertainment
- X1 (band), a South Korean boy band formed through Produce X 101
- X Minus One, a 1950s American radio show
- X-Men (film), the first film in the X-Men franchise
- X1 (rapper) (1979 - 2007), rapper
Other
- X1 (New York City bus)
- X1, a Metrobus route
- x −1, the multiplicative inverse of x (another way to denote 1⁄x, one divided by x)
- Cygnus X-1 and Scorpius X-1, two astronomical x-ray sources
- M82 X-1, a candidate intermediate-mass black hole detected in January 2006
- Sony Ericsson XPERIA X1, a mobile phone
- Excel X1, a bus route from Lowestoft to Peterborough in Eastern England
- X1 Steel Link, a bus rapid transit service between Sheffield, Rotherham and Maltby in northern England
- United States patent X1, by Samuel Hopkins (inventor)
- X1 (Egyptian hieroglyph t), an extremely common alphabetic letter in the Ancient Egyptian alphabet
See also
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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