Editing X1 (section)

==Transportation==
===Automobiles===
* [[BMW X1]], a 2009–present German subcompact luxury SUV
* [[Geely Yuanjing X1]], a 2017–2021 Chinese mini crossover
* [[Red Bull X1]], the former name of the Red Bull X2010, a fictional car created for the game ''Gran Turismo 5''
* [[Wrightspeed X1]], a 2008 electric sports car prototype based on the Ariel Atom

===Bus routes===
* [[List of Metrobus routes (Washington, D.C.)|X1 (Metrobus)]], a bus route in Washington, District of Columbia, United States
* [[X1 (New York City bus)]], a bus route in New York City, New York, United States
* [[X1 Steel Link]], a bus rapid transit service between Sheffield, Rotherham, and Maltby in England, United Kingdom
* [[Excel (bus network)|Excel X1]], a bus route from Lowestoft to Peterborough in England, United Kingdom
* [[X1 Glasgow–Hamilton]], a former bus route in Scotland
* [[Green Line routes X1 and X10]], a former coach route from [[Southend-on-Sea]] to [[London]]

===Rail transport===
* [[SL X1]], a former Swedish commuter train built by ASEA
* [[LNER Class X1]], a single locomotive rebuilt several times in its history

===Watercraft===
* [[X1 (dinghy)]], a fast, light-weight sailing dinghy designed for inland racing
* [[HM Submarine X1]], a Royal Navy submarine

===Aircraft===
* [[Bell X-1]], an experimental rocket plane