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 C and the Sigma 50-500mm F4.5-6.3 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 C is the longer of the two lenses at 290mm. The Sigma 50-500mm F4.5-6.3 DG OS HSM with a length of 219mm, is 71mm shorter. Besides being longer, the Sigma 150-600mm F5-6.3 DG OS HSM C also has a larger diameter of 121mm compared to the Sigma 50-500mm F4.5-6.3 DG OS HSM's 104mm 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 150-600mm F5-6.3 DG OS HSM C weighs 1930g, which means it is 40g (2%) lighter than the Sigma 50-500mm F4.5-6.3 DG OS HSM which has a weight of 1970g.
Below you can find the dimension and weight table of the Telephoto Zoom Lenses in Canon EF Mount for size comparison purposes.
Super Telephoto Lenses in Canon EF Mount for Size Comparison
Filter Threads
Both the Sigma 150-600mm F5-6.3 DG OS HSM C and the Sigma 50-500mm F4.5-6.3 DG OS HSM have the same Filter thread size of 95mm.
Below are links to the 95mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Sigma 150-600mm F5-6.3 DG OS HSM C and the Sigma 50-500mm F4.5-6.3 DG OS HSM has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K.
Sigma 150-600mm F5-6.3 DG OS HSM C is also available in the Nikon F (FX) , Sigma SA and Sony Alpha mounts.
Sigma 50-500mm F4.5-6.3 DG OS HSM is also available in Pentax KAF3 , Sony Alpha, Sigma SA and Nikon F (FX) mounts.
Focal Range
Sigma 150-600mm F5-6.3 DG OS HSM C has a focal range of 150-600mm and
4.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
240 - 960mm.
On the other hand, the Sigma 50-500mm F4.5-6.3 DG OS HSM has a focal range of 50-500mm and 10.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 80 - 800mm.