Olympus E-M10 III vs Sony A7R

Its time to look much closer at the Olympus E-M10 III and Sony A7R, one is a Entry-Level Mirrorless and the latter is a Pro Mirrorless by companies Olympus and Sony. There is a sizeable difference between the resolutions of the E-M10 III (16MP) and A7R (36MP) and the E-M10 III (Four Thirds) and A7R (Full frame) use different sensor measurements.

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The E-M10 III was introduced 3 years after the A7R which is quite a large gap as far as tech is concerned. Each of the cameras come with the identical body type (SLR-style mirrorless).

Before we go through a full comparison, below is a brief summation of how the E-M10 III matches up against the A7R with respect to portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Olympus OM-D E-M10 Mark III and Sony Alpha A7R. The whole galleries are viewable at Olympus E-M10 III Gallery and Sony A7R Gallery.

For anybody who is aiming to travel with your camera often, you are going to need to take into account its weight and volume. The Olympus E-M10 III features outer measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") with a weight of 410 grams (0.90 lbs) and the Sony A7R has sizing of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") along with a weight of 465 grams (1.03 lbs).

Check out the Olympus E-M10 III and Sony A7R in the all new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are working with during that time. The following is the front view measurement comparison of the E-M10 III against the A7R.

Considering size and weight, the portability grade of the E-M10 III and A7R is 80 and 78 respectively.

In many cases, it can be tough to imagine the contrast between sensor dimensions simply by looking at specs. The pic underneath should give you a better sense of the sensor measurements in the E-M10 III and A7R.

As you can plainly see, both of the cameras have got different megapixel count and different sensor dimensions. The E-M10 III having a tinier sensor is going to make getting shallow DOF harder and the Sony A7R will give you extra detail using its extra 20 Megapixels. Higher resolution can also make it easier to crop pictures much more aggressively. The more recent E-M10 III provides an advantage when it comes to sensor innovation.