The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Fujifilm XF 150-600mm F5.6-8 R and the Tamron 200-500mm f5-6.3 LD 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. Fujifilm XF 150-600mm F5.6-8 R is the longer of the two lenses at 315mm. The Tamron 200-500mm f5-6.3 LD with a length of 227mm, is 88mm shorter. Besides being longer, the Fujifilm XF 150-600mm F5.6-8 R also has a larger diameter of 99mm compared to the Tamron 200-500mm f5-6.3 LD's 94mm 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 200-500mm f5-6.3 LD weighs 1237g, 22% (368g) lighter than the Fujifilm XF 150-600mm F5.6-8 R's weight of 1605g.
Filter Threads
The Fujifilm XF 150-600mm F5.6-8 R has a filter size of 82mm whereas the Tamron 200-500mm f5-6.3 LD 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 82mm filters that we recommend you to consider for the Fujifilm XF 150-600mm F5.6-8 R:
And these are the 86mm filters that we recommend for the Tamron 200-500mm f5-6.3 LD:
Lens Mounts
The Fujifilm XF 150-600mm F5.6-8 R has the Fujifilm X lens mount whereas the Tamron 200-500mm f5-6.3 LD has the Sony Alpha lens mount. Some of the latest released cameras that are compatible with these mounts are Fujifilm X-T30 III, Fujifilm X-E5 and Fujifilm X-M5 for the Fujifilm X Mount and Sony A99 II, Sony A68 and Sony A77 II for the Sony Alpha Mount.
Tamron 200-500mm f5-6.3 LD is also available in Canon EF and Nikon F (FX) mounts.
Focal Range
Fujifilm XF 150-600mm F5.6-8 R has a focal range of 150-600mm and
4.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
225-900mm when used on a APS-C / DX format camera.
On the other hand, the Tamron 200-500mm f5-6.3 LD has a focal range of 200-500mm and 2.5X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 300 - 750mm.