The Airbus Helicopters X6 is a design concept for a 19-seat twin-engined heavy lift helicopter to replace or compliment the Airbus Helicopters H225.
The BMW X6 is a mid-size luxury crossover by German automaker BMW.
The Convair X-6 was a proposed experimental aircraft project to develop and evaluate a nuclear-powered jet aircraft.
Galaga X6 is a standalone handheld electronic game made by Epoch in 1983.
The Landwind X6 is a SUV developed by Chinese automaker Jiangling Motors and manufactured by its subsidiary Landwind.
The LSWR X6 class was a class of express passenger 4-4-0 steam locomotives designed for the London and South Western Railway by William Adams.
Mega Man X6, known as in Japan, is a video game developed and published by Capcom.
The Nokia X6 is a music-oriented capacitive touchscreen smartphone and portable entertainment device by Nokia.
X6 was a series of three-car electric multiple units operated by Statens Järnvägar (SJ) of Sweden as local trains around Stockholm and Göteborg.