OM System OM-5 vs Sony A7 II

Lets examine more in depth at the OM System OM-5 versus Sony A7 II, one is a Advanced Mirrorless and the latter is a Pro Mirrorless by manufacturers Olympus and Sony. The image resolution of the OM System OM-5 (20MP) and the A7 II (24MP) is relatively comparable but the OM System OM-5 (Four Thirds) and A7 II (Full frame) use different sensor dimensions.

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The OM System OM-5 was manufactured 8 years after the A7 II which is a fairly serious gap as far as camera technology is concerned. Both of these cameras come with the identical body type (SLR-style mirrorless).

Before we go straight into a detailed comparison, below is a simple view of how the OM System OM-5 scores against the A7 II with respect to portability, imaging, features and an overall mark.

This is a preview of the gallery photos for OM System OM-5 and Sony Alpha A7 II. The entire galleries are viewable at OM System OM-5 Gallery and Sony A7 II Gallery.

For those who are aiming to travel with your camera, you'll need to think about its weight and proportions. The OM System OM-5 has got outer measurements of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") having a weight of 414 grams (0.91 lbs) whilst the Sony A7 II has measurements 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 OM System OM-5 versus Sony A7 II in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you select at that time. Following is the front view size comparison of the OM System OM-5 against the A7 II.

Using dimensions and weight, the portability rating of the OM System OM-5 and A7 II is 80 and 69 respectively.

Typically, it's difficult to imagine the difference in sensor dimensions simply by checking out a spec sheet. The image below might offer you a stronger sense of the sensor measurements in the OM System OM-5 and A7 II.

Clearly, both cameras have got different resolutions and different sensor dimensions. The OM System OM-5 featuring a smaller sensor is going to make shooting shallow DOF more difficult and the Sony A7 II will show greater detail due to its extra 4 Megapixels. Higher resolution will also make it easier to crop photographs much more aggressively. The newer OM System OM-5 provides an edge in sensor tech.