The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE PZ 16-35mm F4 and the Tamron 35mm F2.8 Di III OSD M1:2 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 FE PZ 16-35mm F4 is the longer of the two lenses at 88mm. The Tamron 35mm F2.8 Di III OSD M1:2 with a length of 64mm, is 24mm shorter. Besides being longer, the Sony FE PZ 16-35mm F4 also has a larger diameter of 81mm compared to the Tamron 35mm F2.8 Di III OSD M1:2's 73mm 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. Tamron 35mm F2.8 Di III OSD M1:2 weighs 210g, 40% (143g) lighter than the Sony FE PZ 16-35mm F4's weight of 353g.
Filter Threads
The Sony FE PZ 16-35mm F4 has a filter size of 72mm whereas the Tamron 35mm F2.8 Di III OSD M1:2 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 72mm filters that we recommend you to consider for the Sony FE PZ 16-35mm F4:
And these are the 67mm filters that we recommend for the Tamron 35mm F2.8 Di III OSD M1:2:
Lens Mounts
Both the Sony FE PZ 16-35mm F4 and the Tamron 35mm F2.8 Di III OSD M1:2 has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony FX5, Sony A7R VI and Sony A7 V.
Focal Range
Sony FE PZ 16-35mm F4 has a focal range of 16-35mm and
2.2X zoom ratio .
On the other hand, the Tamron 35mm F2.8 Di III OSD M1:2 is a prime lens with fixed focal lenght of 35mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 52.5mm.