Leica M8 vs Sony A7R III

Below, we will be contrasting the Leica M8 and Sony A7R III, both Pro Mirrorless cameras by brands Leica and Sony. There is a huge difference among the image resolutions of the M8 (10MP) and A7R III (42MP) and the M8 (APS-H) and A7R III (Full frame) enjoy totally different sensor size.

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The M8 was revealed 11 years before the A7R III which is a fairly significant gap as far as camera tech is concerned. The two cameras come with different body type with the Leica M8 being a Rangefinder-style mirrorless camera and the Sony A7R III being a SLR-style mirrorless camera.

Before getting in to a in depth comparison, below is a brief synopsis of how the M8 scores vs the A7R III in the way of portability, imaging, features and an overall score.

The following is a preview of the gallery images for Leica M8 and Sony Alpha A7R III. The full galleries are viewable at Leica M8 Gallery and Sony A7R III Gallery.

For anyone who is looking to carry around your camera regularly, you'll have to think about its weight and volume. The Leica M8 comes with physical measurements of 139mm x 80mm x 37mm (5.5" x 3.1" x 1.5") accompanied by a weight of 591 grams (1.30 lbs) and the Sony A7R III has sizing of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

See the Leica M8 and Sony A7R III in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have at that moment. Here is the front view over all size comparison of the M8 vs the A7R III.

Considering size and weight, the portability score of the M8 and A7R III is 79 and 63 respectively.

Generally, its hard to envision the difference in sensor sizes just by viewing specs. The pic underneath might give you a clearer sense of the sensor sizing in the M8 and A7R III.

As you can plainly see, each of the cameras have got different megapixels and different sensor sizes. The M8 with its smaller sensor will make getting bokeh more challenging and the Sony A7R III will render extra detail because of its extra 32 Megapixels. Higher resolution will allow you to crop pictures much more aggressively. The more aged M8 will be disadvantaged in sensor innovation.