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Alfa Romeo Mito Twinair (2012) first official pictures

Alfa Romeo has plumbed Fiat's brilliant and novel two-cylinder engine - the Twinair - into its Mito supermini. The result is the most economical premium supermini on sale, returning in excess of 67mpg. The Mito Twinair will cost £14,510 when it goes on sale on 30 September 2012.

Hyundai Genesis Coupe

By Liz Turner Motor Shows 20 March 2008 11:26 Hyundai debuted its new Genesis Coupe in the Banqueting hall of the Javits Conference Centre, and had a pair of cars do a series of doughnuts to celebrate the world debut. The two cars were different: one a 306bhp 3.8-litre V6; the other a turbocharged four-cylinder 2.0-litre delivering 212bhp. Both have rear-wheel-drive and independent suspension all round; both undercut their competition on price.

Vauxhall launches powerful 1.0 petrol engine

OLD-FASHIONED 1.6-litre petrol engines in Vauxhall cars are about to be replaced by a clever new 1.0-litre alternative. The tiny newcomer has only three cylinders, but thanks to a turbocharger it coughs up more power and torque than many normal 1.6-litre equivalents. It’s set to debut in Vauxhall’s funky Adam supermini, although the new engine will be display-only when it emerges at the Geneva Motor Show next month.