Ricoh GR III vs Sony A7 III

Its time to take a closer look at the Ricoh GR III and Sony A7 III, former is a Large Sensor Compact while the latter is a Pro Mirrorless by companies Ricoh and Sony. The image resolution of the GR III (24MP) and the A7 III (24MP) is pretty similar but the GR III (APS-C) and A7 III (Full frame) feature different sensor dimensions.

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The GR III was announced 7 months after the A7 III and they are of a similar age. Both of the cameras come with different body type with the Ricoh GR III being a Large Sensor Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before getting in to a comprehensive comparison, below is a concise summation of how the GR III scores vs the A7 III in relation to portability, imaging, features and an overall score.

Here is a preview of the gallery images for Ricoh GR III & Sony Alpha A7 III. The whole galleries are viewable at Ricoh GR III Gallery & Sony A7 III Gallery.

If you are intending to carry around your camera, you need to factor in its weight and volume. The Ricoh GR III comes with outer measurements of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") with a weight of 257 grams (0.57 lbs) whilst the Sony A7 III has sizing of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).

Contrast the Ricoh GR III and Sony A7 III in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary based on the lens you are employing during that time. The following is the front view measurement comparison of the GR III vs the A7 III.

Using size and weight, the portability rating of the GR III and A7 III is 90 and 63 respectively.

Oftentimes, it is very tough to picture the difference between sensor sizes just by reading a spec sheet. The image underneath will provide you a far better sense of the sensor measurements in the GR III and A7 III.

As you can see, both of those cameras posses the exact same MP albeit different sensor sizes. The GR III has the tinier sensor which is going to make getting bokeh more challenging. The more modern GR III should have a benefit with regard to sensor innovation.