The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony CZ T* 50mm F1.4 ZA SSM and the Sigma 50mm F2.8 EX DG Macro 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. Sony CZ T* 50mm F1.4 ZA SSM is the longer of the two lenses at 72mm. The Sigma 50mm F2.8 EX DG Macro with a length of 67mm, is 5mm shorter. Besides being longer, the Sony CZ T* 50mm F1.4 ZA SSM also has a larger diameter of 81mm compared to the Sigma 50mm F2.8 EX DG Macro's 71mm 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 50mm F2.8 EX DG Macro weighs 320g, 38% (198g) lighter than the Sony CZ T* 50mm F1.4 ZA SSM's weight of 518g.
Filter Threads
The Sony CZ T* 50mm F1.4 ZA SSM has a filter size of 72mm whereas the Sigma 50mm F2.8 EX DG Macro has a 55mm 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 Sony CZ T* 50mm F1.4 ZA SSM:
And these are the 55mm filters that we recommend for the Sigma 50mm F2.8 EX DG Macro:
Lens Mounts
Both the Sony CZ T* 50mm F1.4 ZA SSM and the Sigma 50mm F2.8 EX DG Macro 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.
Sigma 50mm F2.8 EX DG Macro is also available in Canon EF , Pentax KAF, Sigma SA and Nikon F (FX) mounts.
Focal Range
Both lenses have the same focal range of
50mm but while Sony CZ T* 50mm F1.4 ZA SSM has the fastest aperture of
F1.4, the Sigma 50mm F2.8 EX DG Macro's widest aperture value is
F2.8.