Canon M5 vs Sony A7R III

On this page, we will be matching up the Canon M5 vs Sony A7R III, one is a Advanced Mirrorless and the latter is a Pro Mirrorless by manufacturers Canon and Sony. There exists a sizeable gap between the resolutions of the M5 (24MP) and A7R III (42MP) and the M5 (APS-C) and A7R III (Full frame) offer different sensor dimensions.

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The M5 was unveiled 13 months before the A7R III which makes them a generation away from one another. Each of these cameras have the same body design (SLR-style mirrorless).

Before getting right into a in depth comparison, here is a concise synopsis of how the M5 matches up against the A7R III in terms of portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Canon EOS M5 and Sony Alpha A7R III. The full galleries are viewable at Canon M5 Gallery and Sony A7R III Gallery.

In case you're intending to travel with your camera, you'll need to think about its weight and dimensions. The Canon M5 enjoys outer dimensions of 116mm x 89mm x 61mm (4.6" x 3.5" x 2.4") accompanied by a weight of 427 grams (0.94 lbs) while the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

Contrast the Canon M5 vs Sony A7R III in the new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at that time. Following is a front view over all size comparison of the M5 compared to the A7R III.

Considering dimensions and weight, the portability score of the M5 and A7R III is 77 and 63 respectively.

Sometimes, it can be hard to imagine the gap between sensor dimensions just by going over a spec sheet. The picture underneath might offer you a clearer sense of the sensor sizes in the M5 and A7R III.

Clearly, both the cameras have different resolutions and different sensor dimensions. The M5 with its tinier sensor is going to make achieving shallower depth of field harder and the Sony A7R III will deliver greater detail having an extra 18MP. Higher resolution can also enable you to crop shots a bit more aggressively. The more aged M5 is going to be disadvantaged with regard to sensor tech.