Quick news: Infiniti Q50, Mazda engines, Nissan EV network

Infiniti has revealed a new version of its forthcoming Q50 saloon specifically aimed at business users. The Executive or Premium Executive variants will be available from £29,870 and £33,470 respectively, and come with satellite navigation. Heated leather seats and Infiniti's I-Key are only available on Premium Executive models.

Mazda will show new powertrain options for the Mazda 3 at the Tokyo motor show next month. As well as hybrid and diesel models, the company will also show a new SkyAtiv-CNG concept, which runs on compressed natural gas. Mazda says it's a response to increased demand for the alternative fuel.

Nissan has put forward plans to lead the development of a nationwide charging grid for electric vehicles. The project, named Rapid Charge Network, has backing from the European Commission and will see 74 rapid chargers installed over 683 miles of the motorway network.

Subaru has launched a limited edition of its Subaru XV SUV, dubbed the Black. Available from £24,495, the Black Limited Edition includes exterior modifications designed to add 'go-anywhere' appeal. These include front, rear and side underguards, front and rear mudflaps, extra boot storage and heavy-duty rubber floor mats inside.

Mitsubishi has started selling its Outlander PHEV in Europe. The plug-in hybrid has been in production since August, and has already had 10,000 signed orders in Europe. Mitsubishi says that 20 per cent of its production will be made of hybrid and electric vehicles by the end of the decade.

The Regent Street motor show will take place on Saturday 2 November. Organisers say this year's event will be the biggest yet, with over 300 cars displayed and 125 years of motoring history celebrated. The event is free to enter and runs from Oxford Circus to Piccadilly Circus.