The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 35-100mm F2.8 and the Tamron 25-200mm f2.8-5.6 Di for their suitability to various photography scenarios:
Size and Weight Comparison Below you can find a scaled side-by-side image of Tamron 35-100mm F2.8 and Tamron 25-200mm f2.8-5.6 Di to get a better idea of how their sizes compare in real life.
Comparison image of the Tamron 35-100mm F2.8 and the Tamron 25-200mm f2.8-5.6 Di Size and Weight 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.
Filter Threads
Both the Tamron 35-100mm F2.8 and the Tamron 25-200mm f2.8-5.6 Di have the same Filter thread size of 67mm .
Below are links to the 67mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Tamron 35-100mm F2.8 has the Nikon Z lens mount whereas the Tamron 25-200mm f2.8-5.6 Di has the Sony E lens mount . Some of the latest released cameras that are compatible with these mounts are Nikon ZR , Nikon Z5 II and RED Komodo-X 6K Z for the Nikon Z Mount and Sony FX5 , Sony A7R VI and Sony A7 V for the Sony E Mount.
Tamron 35-100mm F2.8 is also available in the Sony E mount.
Focal Range
Tamron 35-100mm F2.8 has a focal range of 35-100mm and
2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
52.5 - 150mm .
On the other hand, the Tamron 25-200mm f2.8-5.6 Di has a focal range of 25-200mm and 8.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 37.5 - 300mm .