This is the long-wheelbase Audi A8, which is longer and wider than its premium class rivals.
The car is 130mm longer than the standard car, taking it to an overall length of 5267mm. The lengthening is all within the wheelbase, taking it to 3122mm. The width is unchanged at 1949mm, while the height rises 2mm to 1462mm.
The extra length is all used for the benefit of rear-seat passengers, and power adjustable, heated and cooled rear seats are an option. The rear doors are also longer, to ease access.
Other options include a console that stretches from the centre tunnel to the rear shelf, which can be specified with items including a folding table or fridge, and a panormaic glass roof.
The model pictures is the 12-cylinder range-topper, which will be unveiled at the Bejing motor show next week. It has slightly different styling, including different radiator grille and exhaust designs.
The 493bhp 6.3-litre petrol engine has 460lb ft of torque, giving a 0-62mph time of 4.9sec and a top speed of 155mph. It averages 23.5mpg.
By the end of the year, the long-wheelbase car will be available with the same engine line-up as the standard A8. All cars will get an eight-speed tiptronic gearbox and air suspension as standard.
No prices have been released, but orders for the car open on 30 July and deliveries will begin in December.