The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 150mm F2.8 EX DG OS Macro HSM and the Sigma APO 180mm F2.8 EX 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 APO 180mm F2.8 EX DG OS HSM is the longer of the two lenses at 204mm. The Sigma 150mm F2.8 EX DG OS Macro HSM with a length of 150mm, is 54mm shorter. Besides being longer, the Sigma APO 180mm F2.8 EX DG OS HSM also has a larger diameter of 95mm compared to the Sigma 150mm F2.8 EX DG OS Macro HSM's 80mm 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 150mm F2.8 EX DG OS Macro HSM weighs 1150g, which means it is 490g (29%) lighter than the Sigma APO 180mm F2.8 EX DG OS HSM which has a weight of 1640g.
Below you can find the dimension and weight table of the Macro Prime Lenses in Canon EF Mount for size comparison purposes.
Macro Lenses in Canon EF Mount for Size Comparison
Filter Threads
The Sigma 150mm F2.8 EX DG OS Macro HSM has a filter size of 72mm whereas the Sigma APO 180mm F2.8 EX DG OS HSM has a 86mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 72mm filters that we recommend you to consider for the Sigma 150mm F2.8 EX DG OS Macro HSM:
And these are the 86mm filters that we recommend for the Sigma APO 180mm F2.8 EX DG OS HSM:
Lens Mounts
Both the Sigma 150mm F2.8 EX DG OS Macro HSM and the Sigma APO 180mm F2.8 EX 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 Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Sigma 150mm F2.8 EX DG OS Macro HSM is also available in Nikon F (FX) mount.
Sigma APO 180mm F2.8 EX DG OS HSM is also available in Nikon F (FX) , Sigma SA and Sony Alpha mounts.
Focal Range
Sigma 150mm F2.8 EX DG OS Macro HSM is a prime lens with fixed focal lenght of 150mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
240mm.
On the other hand, the Sigma APO 180mm F2.8 EX DG OS HSM is a prime lens with fixed focal lenght of 180mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 288mm.