The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 150-600mm F5-6.3 DG OS HSM S and the Sigma 70-200mm F2.8 EX DG OS HSM for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Sigma 150-600mm F5-6.3 DG OS HSM S is the longer of the two lenses at 290mm. The Sigma 70-200mm F2.8 EX DG OS HSM with a length of 197mm, is 93mm shorter. Besides being longer, the Sigma 150-600mm F5-6.3 DG OS HSM S also has a larger diameter of 121mm compared to the Sigma 70-200mm F2.8 EX DG OS HSM's 86mm diameter.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Sigma 70-200mm F2.8 EX DG OS HSM weighs 1430g, 50% (1430g) lighter than the Sigma 150-600mm F5-6.3 DG OS HSM S's weight of 2860g.
Filter Threads
The Sigma 150-600mm F5-6.3 DG OS HSM S has a filter size of 105mm whereas the Sigma 70-200mm F2.8 EX DG OS HSM has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 105mm filters that we recommend you to consider for the Sigma 150-600mm F5-6.3 DG OS HSM S:
And these are the 77mm filters that we recommend for the Sigma 70-200mm F2.8 EX DG OS HSM:
Lens Mounts
Both the Sigma 150-600mm F5-6.3 DG OS HSM S and the Sigma 70-200mm F2.8 EX DG OS HSM has the same Sigma SA lens mount. Some of the latest released cameras that are compatible with the Sigma SA lenses are Sigma Quattro, Sigma Quattro H and Sigma SD1 Merrill.
Sigma 150-600mm F5-6.3 DG OS HSM S is also available in Canon EF and Nikon F (FX) mounts.
Sigma 70-200mm F2.8 EX DG OS HSM is also available in Canon EF , Nikon F (FX), Pentax KAF3 and Sony Alpha mounts.
Focal Range
Sigma 150-600mm F5-6.3 DG OS HSM S has a focal range of 150-600mm and
4.0X zoom ratio .
On the other hand, the Sigma 70-200mm F2.8 EX DG OS HSM has a focal range of 70-200mm and 2.9X zoom ratio .