Olympus 7040 vs Sony A7R III

Its time to look more closely at the Olympus 7040 versus Sony A7R III, former being a Small Sensor Compact while the latter is a Pro Mirrorless by manufacturers Olympus and Sony. There exists a considerable gap between the sensor resolutions of the 7040 (14MP) and A7R III (42MP) and the 7040 (1/2.3") and A7R III (Full frame) posses different sensor sizes.

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The 7040 was unveiled 8 years earlier than the A7R III and that is quite a large difference as far as technology is concerned. Each of the cameras have different body design with the Olympus 7040 being a Compact camera and the Sony A7R III being a SLR-style mirrorless camera.

Before we go straight to a detailed comparison, here is a brief highlight of how the 7040 matches up vs the A7R III in regards to portability, imaging, features and an overall grade.

Following is a preview of the gallery photos for Olympus Stylus 7040 & Sony Alpha A7R III. The full galleries are viewable at Olympus 7040 Gallery & Sony A7R III Gallery.

If you are looking to lug around your camera often, you should think about its weight and proportions. The Olympus 7040 has physical measurements of 95mm x 56mm x 26mm (3.7" x 2.2" x 1.0") with a weight of 144 grams (0.32 lbs) while the Sony A7R III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

Check out the Olympus 7040 versus Sony A7R III in our newest Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ dependant on the lens you are utilising during that time. Underneath is a front view over all size comparison of the 7040 compared to the A7R III.

Considering dimensions and weight, the portability score of the 7040 and A7R III is 95 and 63 respectively.

Quite often, it can be difficult to imagine the difference between sensor measurements merely by reading a spec sheet. The graphic below will provide you a more clear sense of the sensor sizing in the 7040 and A7R III.

Clearly, the 2 cameras provide different resolutions and different sensor measurements. The 7040 having a tinier sensor is going to make getting bokeh tougher and the Sony A7R III will deliver greater detail having an extra 28 Megapixels. Higher resolution can also enable you to crop shots more aggressively. The older 7040 is going to be disadvantaged when it comes to sensor technology.