Olympus E-M10 vs Sony A9 II

Below, we will be matching up the Olympus E-M10 versus Sony A9 II, one is a Entry-Level Mirrorless and the latter is a Pro Mirrorless by competitors Olympus and Sony. There is a huge difference between the sensor resolutions of the E-M10 (16MP) and A9 II (24MP) and the E-M10 (Four Thirds) and A9 II (Full frame) come with different sensor size.

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The E-M10 was announced 6 years before the A9 II which is quite a significant gap as far as tech is concerned. Each of the cameras come with the identical body type (SLR-style mirrorless).

Before diving in to a step-by-step comparison, below is a concise view of how the E-M10 matches up vs the A9 II in regards to portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Olympus OM-D E-M10 and Sony Alpha A9 Mark II. The whole galleries are available at Olympus E-M10 Gallery and Sony A9 II Gallery.

In case you're intending to travel with your camera, you're going to have to factor in its weight and dimensions. The Olympus E-M10 features outer dimensions of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") and a weight of 396 grams (0.87 lbs) and the Sony A9 II has dimensions of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") with a weight of 678 grams (1.49 lbs).

See the Olympus E-M10 versus Sony A9 II in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ based on the lens you are using during that time. Here is the front view over all size comparison of the E-M10 vs the A9 II.

Looking at size and weight, the portability rating of the E-M10 and A9 II is 82 and 62 respectively.

Often, it can be hard to visualize the difference between sensor dimensions purely by looking at a spec sheet. The pic here should give you a clearer sense of the sensor dimensions in the E-M10 and A9 II.

As you can see, each of the cameras posses different resolutions and different sensor dimensions. The E-M10 using its tinier sensor is going to make getting shallower depth of field more difficult and the Sony A9 II will give you greater detail with its extra 8MP. Higher resolution can also allow you to crop photographs somewhat more aggressively. The more aged E-M10 is going to be behind with regard to sensor tech.