[2] It succeeds the Nikon D3S and introduces a number of improvements including a 16.2 megapixel sensor, improved auto-focus and metering sensors and the ability to shoot at an extended ISO speed of 204,800.

[3] The camera was released in February 2012 at a recommended retail price of $5999.95.

The Nikon D4 is aimed at sports and action photographers and photojournalists.

With a continuous shooting rate of 10fps, a 20-second burst would yield 200 full-resolution images with full metering and autofocus for each frame.

The D4 achieved the fourth-best result in the DXOmark sensor rating, only beaten by two versions of the Nikon D800 and a medium format, 80-megapixel camera (Phase One IQ180).