The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 60-600mm F4.5-6.3 DG DN OS and the Sigma 100-400mm F5-6.3 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 60-600mm F4.5-6.3 DG DN OS is the longer of the two lenses at 279mm. The Sigma 100-400mm F5-6.3 DG OS HSM with a length of 182mm, is 97mm shorter. Besides being longer, the Sigma 60-600mm F4.5-6.3 DG DN OS also has a larger diameter of 119mm compared to the Sigma 100-400mm F5-6.3 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 100-400mm F5-6.3 DG OS HSM weighs 1160g, 53% (1335g) lighter than the Sigma 60-600mm F4.5-6.3 DG DN OS's weight of 2495g.
Filter Threads
The Sigma 60-600mm F4.5-6.3 DG DN OS has a filter size of 105mm whereas the Sigma 100-400mm F5-6.3 DG OS HSM has a 67mm 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 60-600mm F4.5-6.3 DG DN OS:
And these are the 67mm filters that we recommend for the Sigma 100-400mm F5-6.3 DG OS HSM:
Lens Mounts
The Sigma 60-600mm F4.5-6.3 DG DN OS has the Leica L lens mount whereas the Sigma 100-400mm F5-6.3 DG OS HSM has the Sigma SA lens mount. Some of the latest released cameras that are compatible with these mounts are Leica SL3, Panasonic S5 II and Panasonic S5 II X for the Leica L Mount and Sigma Quattro, Sigma Quattro H and Sigma SD1 Merrill for the Sigma SA Mount.
Sigma 60-600mm F4.5-6.3 DG DN OS is also available in Sony E mount.
Sigma 100-400mm F5-6.3 DG OS HSM is also available in Nikon F (FX) and Canon EF mounts.
Focal Range
Sigma 60-600mm F4.5-6.3 DG DN OS has a focal range of 60-600mm and
10.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
90 - 900mm.
On the other hand, the Sigma 100-400mm F5-6.3 DG OS HSM has a focal range of 100-400mm and 4.0X zoom ratio .