The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Nikon 24-70mm F2.8E ED VR and the Sigma 24-70mm F2.8 EX DG for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Nikon 24-70mm F2.8E ED VR is the longer of the two lenses at 155mm. The Sigma 24-70mm F2.8 EX DG with a length of 116mm is 39mm shorter. On the other hand, the Sigma 24-70mm F2.8 EX DG has a larger diameter of 89mm compared to Nikon 24-70mm F2.8E ED VR's 88mm diameter.
Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Sigma 24-70mm F2.8 EX DG weighs 715g, 33% (355g) lighter than the Nikon 24-70mm F2.8E ED VR's weight of 1070g.
Below you can find the dimension and weight table of the 'Standard Zoom Lenses in Nikon F (FX) Mount for size comparison purposes.
Standard Zoom Lenses in Nikon F (FX) Mount for Size Comparison
Lens Mounts
Both Nikon 24-70mm F2.8E ED VR and Sigma 24-70mm F2.8 EX DG has the same Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (FX) lenses are Nikon D6, Nikon D780 and Nikon D3500.
Sigma 24-70mm F2.8 EX DG is also available in Canon EF , Pentax KAF, Sony Alpha and Sigma SA mounts.
Focal Range
Both lenses have the same focal range of 24-70mm and the fastest aperture of F2.8.