Ford’s turbocharged, direct injection 1.0-litre EcoBoost petrol engine goes on sale across the Ford Focus range in the UK next month, offering up to 58.9 mpg and CO₂ emissions as low as 109 g/km.

Audi has launched the biturbo V6 TDI engine, with a 0-62 mph time of 5.1 seconds yet also returning up to 44.1 mpg, in the A6 Saloon, Avant, allroad and A7 Sportback ranges – all with the quattro four-wheel drive system.

The Subaru XV crossover, in 2.0 diesel guise, offers fuel economy of 50.4 mpg with emissions of 146 g/km CO₂. 

The new Renault Twingo is now on sale in the UK, and powered by the 1.2 16V 75 engine, returns 55.4 mpg with 119 g/km CO₂ emissions, resulting in zero road fund licence for the first year.

Diesel engines and 44.8 mpg come to BMW M cars with the new BMW M550d xDrive Saloon, BMW M550d xDrive Touring, BMW X5 M50d and BMW X6 M50d.

Goodyear is launching an EfficientGrip SUV Tyre specially designed for Sports Utility Vehicles that offers both grip and low rolling resistance.

A new programme, UKH2Mobility, has been launched to ensure the UK is well positioned for the commercial roll-out of hydrogen fuel cell electric vehicles.

The Plug-in Car Grant, offering up to £5000 off an electric car, has been extended, and it now includes up to £8000 off electric vans.

The revised SEAT Ibiza has been revealed, including the Ibiza E Ecomotive with emissions of just 89 g/km CO₂.

The Toyota NS4 is an advanced plug-in hybrid concept vehicle that the company has revealed at the 2012 North American International Auto Show in Detroit.