Fujifilm GFX 100S vs Sony A7 III

Here is a in-depth analysis of the Fujifilm GFX 100S versus Sony A7 III, both Pro Mirrorless digital cameras by companies FujiFilm and Sony. There is a noticeable difference between the resolutions of the Fujifilm GFX 100S (102MP) and A7 III (24MP) and the Fujifilm GFX 100S (Medium format) and A7 III (Full frame) enjoy totally different sensor sizing.

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The Fujifilm GFX 100S was revealed 2 years later than the A7 III and that is quite a sizable difference as far as tech is concerned. Both cameras come with the identical body type (SLR-style mirrorless).

Before we go in to a in depth comparison, below is a brief overview of how the Fujifilm GFX 100S scores vs the A7 III in terms of portability, imaging, features and an overall rating.

This is a preview of the gallery images for Fujifilm GFX 100S & Sony Alpha A7 III. The full galleries are viewable at Fujifilm GFX 100S Gallery & Sony A7 III Gallery.

If you are looking to carry your camera often, you will need to factor its weight and size. The Fujifilm GFX 100S comes with external measurements of 150mm x 104mm x 87mm (5.9" x 4.1" x 3.4") along with a weight of 900 grams (1.98 lbs) and the Sony A7 III has specifications of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 650 grams (1.43 lbs).

Check the Fujifilm GFX 100S versus Sony A7 III in our newest Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will change based on the lens you select at that time. Following is the front view physical size comparison of the Fujifilm GFX 100S and the A7 III.

Factoring in size and weight, the portability grade of the Fujifilm GFX 100S and A7 III is 55 and 63 respectively.

Often, its hard to envision the contrast between sensor sizing only by looking at specifications. The visual below will give you a much better sense of the sensor measurements in the Fujifilm GFX 100S and A7 III.

Plainly, each of these cameras posses different megapixel count and different sensor sizing. The Fujifilm GFX 100S using its bigger sensor will make shooting shallower DOF easier and the Fujifilm GFX 100S will resolve greater detail because of its extra 78 Megapixels. Higher resolution can also help you crop shots somewhat more aggressively. The newer Fujifilm GFX 100S is going to have an advantage in sensor technology.