The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 70-200mm F2.8 EX DG HSM II and the Canon EF 70-200 f2.8L IS II USM for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. Canon EF 70-200 f2.8L IS II USM is the longer of the two lenses at 199mm. The Sigma 70-200mm F2.8 EX DG HSM II with a length of 184mm, is 15mm shorter. Besides being longer, the Canon EF 70-200 f2.8L IS II USM also has a larger diameter of 89mm compared to the Sigma 70-200mm F2.8 EX DG HSM II's 87mm diameter.
The 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 70-200mm F2.8 EX DG HSM II weighs 1390g, which means it is 100g (6%) lighter than the Canon EF 70-200 f2.8L IS II USM which has a weight of 1490g.
Below you can find the dimension and weight table of the Telephoto Zoom Lenses in Canon EF Mount for size comparison purposes.
Telephoto Zoom Lenses in Canon EF Mount for Size Comparison
Lens Mounts
Both the Sigma 70-200mm F2.8 EX DG HSM II and the Canon EF 70-200 f2.8L IS II USM has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Sigma 70-200mm F2.8 EX DG HSM II is also available in Four Thirds , Pentax KAF3, Sony Alpha, Sigma SA and Nikon F (FX) mounts.
Focal Range
Both lenses have the same focal range of 70-200mm and the fastest aperture of F2.8.