Ricoh GXR Mount A12 vs Sony A7S III

Let's look much closer at the Ricoh GXR Mount A12 versus Sony A7S III, former is a Entry-Level Mirrorless while the latter is a Pro Mirrorless by companies Ricoh and Sony. The sensor resolution of the GXR Mount A12 (12MP) and the A7S III (12MP) is pretty comparable but the GXR Mount A12 (APS-C) and A7S III (Full frame) come with totally different sensor size.

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The GXR Mount A12 was announced 10 years before the A7S III which is a fairly sizable difference as far as camera technology is concerned. Both cameras come with different body type with the Ricoh GXR Mount A12 being a Rangefinder-style mirrorless camera and the Sony A7S III being a SLR-style mirrorless camera.

Before going through a full comparison, below is a short view of how the GXR Mount A12 scores against the A7S III in terms of portability, imaging, features and an overall mark.

This is a preview of the gallery images for Ricoh GXR Mount A12 & Sony Alpha A7S III. The whole galleries are provided at Ricoh GXR Mount A12 Gallery & Sony A7S III Gallery.

In case you're planning to travel with your camera regularly, you're going to have to consider its weight and size. The Ricoh GXR Mount A12 comes with physical dimensions of 120mm x 70mm x 45mm (4.7" x 2.8" x 1.8") along with a weight of 370 grams (0.82 lbs) and the Sony A7S III has specifications of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") with a weight of 699 grams (1.54 lbs).

Check out the Ricoh GXR Mount A12 versus Sony A7S III in our completely new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change depending on the lens you have attached during that time. Here is the front view measurements comparison of the GXR Mount A12 versus the A7S III.

Factoring in dimensions and weight, the portability grade of the GXR Mount A12 and A7S III is 84 and 61 respectively.

More often than not, it is very hard to see the difference in sensor dimensions only by seeing a spec sheet. The pic below may give you a greater sense of the sensor dimensions in the GXR Mount A12 and A7S III.

As you can see, both the cameras posses the exact same megapixels albeit not the same sensor dimensions. The GXR Mount A12 offers the smaller sensor which should make achieving shallow DOF more challenging. The more aged GXR Mount A12 will be behind with regard to sensor tech.