Olympus E-M1 vs Sony A7 II

On this page, we are comparing the Olympus E-M1 and Sony A7 II, both Pro Mirrorless digital cameras by manufacturers Olympus and Sony. There exists a large gap between the sensor resolutions of the E-M1 (16MP) and A7 II (24MP) and the E-M1 (Four Thirds) and A7 II (Full frame) boast totally different sensor sizing.

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The E-M1 was brought out 12 months prior to the A7 II so they are of a similar age. Both cameras have the same body design (SLR-style mirrorless).

Before getting straight to a full comparison, here is a short synopsis of how the E-M1 matches up vs the A7 II when considering portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Olympus OM-D E-M1 & Sony Alpha A7 II. The entire galleries are provided at Olympus E-M1 Gallery & Sony A7 II Gallery.

If you're looking to travel with your camera regularly, you will have to take into account its weight and measurements. The Olympus E-M1 has external dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") accompanied by a weight of 497 grams (1.10 lbs) while the Sony A7 II has proportions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") accompanied by a weight of 599 grams (1.32 lbs).

See the Olympus E-M1 and Sony A7 II in our completely new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change depending on the lens you have at that moment. Below is a front view measurements comparison of the E-M1 against the A7 II.

Taking into consideration dimensions and weight, the portability rating of the E-M1 and A7 II is 71 and 69 respectively.

Quite often, it is difficult to envision the contrast between sensor dimensions merely by reviewing specifications. The pic here will provide you a greater sense of the sensor sizes in the E-M1 and A7 II.

Plainly, both of those cameras provide different megapixel count and different sensor dimensions. The E-M1 because of its tinier sensor will make achieving shallow depth of field harder and the Sony A7 II will deliver more detail having its extra 8 Megapixels. Greater resolution will also enable you to crop pics more aggressively. The more aged E-M1 is going to be disadvantaged in sensor tech.