Ricoh GR III vs Sony A7R

The following is a extended assessment of the Ricoh GR III versus Sony A7R, former is a Large Sensor Compact while the latter is a Pro Mirrorless by competitors Ricoh and Sony. There exists a considerable gap between the sensor resolutions of the GR III (24MP) and A7R (36MP) and the GR III (APS-C) and A7R (Full frame) have totally different sensor sizing.

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The GR III was unveiled 4 years after the A7R which is quite a large difference as far as technology is concerned. The two cameras have different body design with the Ricoh GR III being a Large Sensor Compact camera and the Sony A7R being a SLR-style mirrorless camera.

Before we go right into a comprehensive comparison, here is a short view of how the GR III matches up vs the A7R in relation to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Ricoh GR III & Sony Alpha A7R. The full galleries are available at Ricoh GR III Gallery & Sony A7R Gallery.

If you're aiming to travel with your camera frequently, you will need to consider its weight and size. The Ricoh GR III enjoys exterior dimensions of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") along with a weight of 257 grams (0.57 lbs) while the Sony A7R has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 465 grams (1.03 lbs).

Look at the Ricoh GR III versus Sony A7R in our newest Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you choose during that time. Underneath is a front view overall size comparison of the GR III vs the A7R.

Using dimensions and weight, the portability rating of the GR III and A7R is 90 and 78 respectively.

More often than not, it is difficult to visualise the gap between sensor dimensions only by reading through technical specs. The picture below should give you a stronger sense of the sensor sizes in the GR III and A7R.

As you have seen, both cameras provide different resolutions and different sensor dimensions. The GR III with its tinier sensor will make achieving shallow depth of field tougher and the Sony A7R will give you more detail having an extra 12 Megapixels. Higher resolution can also enable you to crop pictures more aggressively. The more recent GR III will have an edge in sensor innovation.