BlueMotion is a trading name for certain car models from the Volkswagen Group, emphasizing higher fuel efficiency.

The Volkswagen Polo Mk4 is the fourth generation of the Volkswagen Polo supermini car produced by the German manufacturer Volkswagen. It was marketed from early 2002 to 2010 in most countries except Argentina and the USA. It was manufactured in South Africa until 2017, it was sold as the Polo Vivo. The Mk4 replaced the Volkswagen Polo Mk3, while the Polo Vivo replaced the Citi Golf. In 2018 the Mk4 was replaced by the Volkswagen Polo Mk5 Polo Vivo. In Brazil, It was manufactured until 2014 with a second facelift called 9n4, It was replaced in 2017 by Volkswagen Polo Mk6.