The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 50-150mm F2.8 EX DC OS HSM and the Fujifilm 16-55mm F2.8 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 50-150mm F2.8 EX DC OS HSM is the longer of the two lenses at 198mm. The Fujifilm 16-55mm F2.8 with a length of 106mm, is 92mm shorter. Besides being longer, the Sigma 50-150mm F2.8 EX DC OS HSM also has a larger diameter of 86mm compared to the Fujifilm 16-55mm F2.8's 83mm 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. Fujifilm 16-55mm F2.8 weighs 655g, 51% (695g) lighter than the Sigma 50-150mm F2.8 EX DC OS HSM's weight of 1350g.
Filter Threads
Both the Sigma 50-150mm F2.8 EX DC OS HSM and the Fujifilm 16-55mm F2.8 have the same Filter thread size of 77mm.
Below are links to the 77mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Sigma 50-150mm F2.8 EX DC OS HSM has the Canon EF lens mount whereas the Fujifilm 16-55mm F2.8 has the Fujifilm X lens mount. Some of the latest released cameras that are compatible with these mounts are Canon T8i, Canon 90D and Canon SL3 for the Canon EF Mount and Fujifilm X-T30 III, Fujifilm X-E5 and Fujifilm X-M5 for the Fujifilm X Mount.
Sigma 50-150mm F2.8 EX DC OS HSM is also available in the Nikon F (DX) and Sigma SA mounts.
Focal Range
Sigma 50-150mm F2.8 EX DC OS HSM has a focal range of 50-150mm and
3.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
80-240mm when used on a APS-C / DX format camera.
On the other hand, the Fujifilm 16-55mm F2.8 has a focal range of 16-55mm and 3.4X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 24-82.5mm when used on a APS-C / DX format camera.