Olympus E-M10 III vs Sony A99 II

On this page, we will be looking at the Olympus E-M10 III and Sony A99 II, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR by companies Olympus and Sony. There exists a big gap between the resolutions of the E-M10 III (16MP) and A99 II (42MP) and the E-M10 III (Four Thirds) and A99 II (Full frame) offer different sensor measurements.

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The E-M10 III was unveiled 12 months after the A99 II and they are of a similar generation. Both the cameras have different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Sony A99 II being a Mid-size SLR camera.

Before going straight to a detailed comparison, here is a brief overview of how the E-M10 III matches up vs the A99 II with regard to portability, imaging, features and an overall score.

Here is a preview of the gallery images for Olympus OM-D E-M10 Mark III and Sony Alpha A99 II. The full galleries are viewable at Olympus E-M10 III Gallery and Sony A99 II Gallery.

If you are aiming to carry around your camera often, you will need to factor its weight and proportions. The Olympus E-M10 III has got exterior dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") along with a weight of 410 grams (0.90 lbs) whilst the Sony A99 II has measurements of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") accompanied by a weight of 849 grams (1.87 lbs).

Look at the Olympus E-M10 III and Sony A99 II in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you choose at that moment. Following is a front view measurements comparison of the E-M10 III vs the A99 II.

Factoring in dimensions and weight, the portability rating of the E-M10 III and A99 II is 80 and 57 respectively.

Sometimes, it can be tough to imagine the contrast between sensor sizes merely by checking technical specs. The image below may offer you a stronger sense of the sensor dimensions in the E-M10 III and A99 II.

As you have seen, both of the cameras provide different megapixel count and different sensor sizes. The E-M10 III with its tinier sensor is going to make achieving shallow DOF harder and the Sony A99 II will give you greater detail having an extra 26MP. Higher resolution will enable you to crop pictures more aggressively. The more recent E-M10 III should have a benefit in sensor innovation.