Olympus E-M1 II vs Sony A7c

Let's look closer at the Olympus E-M1 II vs Sony A7c, former is a Pro Mirrorless while the latter is a Advanced Mirrorless by manufacturers Olympus and Sony. The sensor resolution of the E-M1 II (20MP) and the A7c (24MP) is pretty well matched but the E-M1 II (Four Thirds) and A7c (Full frame) have totally different sensor sizing.

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The E-M1 II was brought out 5 years prior to the A7c which is quite a big difference as far as tech is concerned. Each of the cameras have different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before getting right into a comprehensive comparison, here is a quick highlight of how the E-M1 II matches up versus the A7c when considering portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Olympus OM-D E-M1 Mark II & Sony Alpha A7c. The entire galleries are provided at Olympus E-M1 II Gallery & Sony A7c Gallery.

When you are planning to travel with your camera often, you will want to factor in its weight and measurements. The Olympus E-M1 II has external measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") and a weight of 574 grams (1.27 lbs) and the Sony A7c has proportions of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") and a weight of 509 grams (1.12 lbs).

Analyze the Olympus E-M1 II vs Sony A7c in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will vary dependant on the lens you choose at that moment. Underneath is a front view scale comparison of the E-M1 II against the A7c.

Looking at size and weight, the portability score of the E-M1 II and A7c is 68 and 78 respectively.

Usually, it is very difficult to see the difference between sensor dimensions merely by checking specs. The pic here will help give you a stronger sense of the sensor measurements in the E-M1 II and A7c.

As you can plainly see, each of the cameras provide different resolutions and different sensor dimensions. The E-M1 II because of its tinier sensor will make shooting shallower DOF more difficult and the Sony A7c will resolve greater detail having its extra 4MP. Higher resolution will also enable you to crop pictures more aggressively. The more aged E-M1 II is going to be behind with regard to sensor innovation.