The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Fujifilm GF 45-100mm F4 R LM OIS WR and the Fujifilm XF 16-80mm F4 R OIS WR 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 GF 45-100mm F4 R LM OIS WR is the longer of the two lenses at 145mm. The Fujifilm XF 16-80mm F4 R OIS WR with a length of 89mm, is 56mm shorter. Besides being longer, the Fujifilm GF 45-100mm F4 R LM OIS WR also has a larger diameter of 93mm compared to the Fujifilm XF 16-80mm F4 R OIS WR's 78mm diameter.
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Below you can find a scaled side-by-side image of Fujifilm GF 45-100mm F4 R LM OIS WR and Fujifilm XF 16-80mm F4 R OIS WR to get a better idea of how their sizes compare in real life.
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. Fujifilm XF 16-80mm F4 R OIS WR weighs 440g, 56% (565g) lighter than the Fujifilm GF 45-100mm F4 R LM OIS WR's weight of 1005g.
Filter Threads
The Fujifilm GF 45-100mm F4 R LM OIS WR has a filter size of 82mm whereas the Fujifilm XF 16-80mm F4 R OIS WR has a 72mm 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 GF 45-100mm F4 R LM OIS WR:
And these are the 72mm filters that we recommend for the Fujifilm XF 16-80mm F4 R OIS WR:
Lens Mounts
The Fujifilm GF 45-100mm F4 R LM OIS WR has the Fujifilm G lens mount whereas the Fujifilm XF 16-80mm F4 R OIS WR has the Fujifilm X lens mount. Some of the latest released cameras that are compatible with these mounts are Fujifilm GFX 100 II, Fujifilm GFX 50S II and Fujifilm GFX 100S for the Fujifilm G Mount and Fujifilm X-S20, Fujifilm X-T5 and Fujifilm X-H2 for the Fujifilm X Mount.
Focal Range
Fujifilm GF 45-100mm F4 R LM OIS WR has a focal range of 45-100mm and
2.2X zoom ratio .
On the other hand, the Fujifilm XF 16-80mm F4 R OIS WR has a focal range of 16-80mm and 5.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 24-120mm when used on a APS-C / DX format camera.