The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 105mm F2.8 EX DG OS HSM and the Sigma 105mm F1.4 DG 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 105mm F1.4 DG HSM is the longer of the two lenses at 132mm. The Sigma 105mm F2.8 EX DG OS HSM with a length of 127mm, is 5mm shorter. Besides being longer, the Sigma 105mm F1.4 DG HSM also has a larger diameter of 116mm compared to the Sigma 105mm F2.8 EX DG OS HSM's 78mm 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 105mm F2.8 EX DG OS HSM weighs 726g, which means it is 919g (55%) lighter than the Sigma 105mm F1.4 DG HSM which has a weight of 1645g.
Filter Threads
The Sigma 105mm F2.8 EX DG OS HSM has a filter size of 62mm whereas the Sigma 105mm F1.4 DG HSM has a 105mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 62mm filters that we recommend you to consider for the Sigma 105mm F2.8 EX DG OS HSM:
And these are the 105mm filters that we recommend for the Sigma 105mm F1.4 DG HSM:
Lens Mounts
Both the Sigma 105mm F2.8 EX DG OS HSM and the Sigma 105mm F1.4 DG HSM 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 105mm F2.8 EX DG OS HSM is also available in Sigma SA and Nikon F (FX) mounts.
Sigma 105mm F1.4 DG HSM is also available in Nikon F (FX) , Sigma SA and Sony E mounts.
Focal Range
Both lenses have the same focal range of
105mm but while Sigma 105mm F2.8 EX DG OS HSM has the fastest aperture of
F2.8, the Sigma 105mm F1.4 DG HSM's widest aperture value is
F1.4.