The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Fujifilm XF 18-120mm F4 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 XF 18-120mm F4 is the longer of the two lenses at 124mm. The Fujifilm XF 16-80mm F4 R OIS WR with a length of 89mm, is 35mm shorter. On the other hand, the Fujifilm XF 16-80mm F4 R OIS WR has a larger diameter of 78mm compared to the Fujifilm XF 18-120mm F4's 77mm diameter.
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Below you can find a scaled side-by-side image of Fujifilm XF 18-120mm F4 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, 4% (20g) lighter than the Fujifilm XF 18-120mm F4's weight of 460g.
Below you can find the dimension and weight table of the Standard Zoom Lenses in Fujifilm X Mount for size comparison purposes.
Standard Lenses in Fujifilm X Mount for Size Comparison
Filter Threads
Both the Fujifilm XF 18-120mm F4 and the Fujifilm XF 16-80mm F4 R OIS WR have the same Filter thread size of 72mm.
Below are links to the 72mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Fujifilm XF 18-120mm F4 and the Fujifilm XF 16-80mm F4 R OIS WR has the same Fujifilm X lens mount. Some of the latest released cameras that are compatible with the Fujifilm X lenses are Fujifilm X-S20, Fujifilm X-T5 and Fujifilm X-H2.
Focal Range
Fujifilm XF 18-120mm F4 has a focal range of 18-120mm and
6.7X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
27-180mm when used on a APS-C / DX format camera.
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.