Olympus E-M5 III vs Sony A9 II

Here, we will be looking at the Olympus E-M5 III and Sony A9 II, former is a Advanced Mirrorless while the latter is a Pro Mirrorless by competitors Olympus and Sony. The resolution of the E-M5 III (20MP) and the A9 II (24MP) is relatively comparable but the E-M5 III (Four Thirds) and A9 II (Full frame) have different sensor size.

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The E-M5 III was brought out within a month of the A9 II which means that they are of a similar age. Both of these cameras feature the same body design (SLR-style mirrorless).

Before getting right into a comprehensive comparison, here is a brief summary of how the E-M5 III scores vs the A9 II with regards to portability, imaging, features and an overall score.

This is a preview of the gallery photos for Olympus OM-D E-M5 III & Sony Alpha A9 Mark II. The entire galleries are provided at Olympus E-M5 III Gallery & Sony A9 II Gallery.

When you are planning to carry around your camera regularly, you will want to consider its weight and size. The Olympus E-M5 III provides physical dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") with a weight of 414 grams (0.91 lbs) whilst the Sony A9 II has specifications of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") with a weight of 678 grams (1.49 lbs).

Analyze the Olympus E-M5 III and Sony A9 II in our brand new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ based on the lens you are utilizing at that time. Here is a front view measurement comparison of the E-M5 III compared to the A9 II.

Looking at size and weight, the portability grade of the E-M5 III and A9 II is 80 and 62 respectively.

Oftentimes, it is difficult to visualize the gap in sensor sizes just by checking out specifications. The image below might offer you a stronger sense of the sensor sizes in the E-M5 III and A9 II.

To sum up, both the cameras come with different resolutions and different sensor sizes. The E-M5 III featuring a smaller sensor is going to make getting shallow depth of field more difficult and the Sony A9 II will provide greater detail having its extra 4 Megapixels. Higher resolution will let you crop pictures a good deal more aggressively.