The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 150-600mm F5-6.3 Di VC USD G2 and the Sigma 150-600mm F5-6.3 DG OS HSM C 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 260mm. The Tamron 150-600mm F5-6.3 Di VC USD G2 with a length of 258mm, is 2mm shorter. On the other hand, the Tamron 150-600mm F5-6.3 Di VC USD G2 has a larger diameter of 106mm compared to the Sigma 150-600mm F5-6.3 DG OS HSM C's 105mm 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, 3% (80g) lighter than the Tamron 150-600mm F5-6.3 Di VC USD G2's weight of 2010g.
Below you can find the dimension and weight table of the Telephoto Zoom Lenses in Sony Alpha Mount for size comparison purposes.
Super Telephoto Lenses in Sony Alpha Mount for Size Comparison
Filter Threads
Both the Tamron 150-600mm F5-6.3 Di VC USD G2 and the Sigma 150-600mm F5-6.3 DG OS HSM C 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 Tamron 150-600mm F5-6.3 Di VC USD G2 and the Sigma 150-600mm F5-6.3 DG OS HSM C has the same Sony Alpha lens mount. Some of the latest released cameras that are compatible with the Sony Alpha lenses are Sony A99 II, Sony A68 and Sony A77 II.
Tamron 150-600mm F5-6.3 Di VC USD G2 is also available in Nikon F (FX) and Canon EF mounts.
Sigma 150-600mm F5-6.3 DG OS HSM C is also available in Canon EF , Nikon F (FX) and Sigma SA mounts.
Focal Range
Both lenses have the same focal range of
150-600mm and the fastest aperture of
F5-6.3.