Olympus E-M1 II vs Sony A99 II

Here, we will be looking at the Olympus E-M1 II versus Sony A99 II, one being a Pro Mirrorless and the latter is a Advanced DSLR by rivals Olympus and Sony. There is a sizeable difference between the resolutions of the E-M1 II (20MP) and A99 II (42MP) and the E-M1 II (Four Thirds) and A99 II (Full frame) offer totally different sensor dimensions.

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The E-M1 II was introduced very close to the A99 II so they are both of a similar generation. Both cameras feature different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Sony A99 II being a Mid-size SLR camera.

Before delving right into a detailed comparison, here is a brief summary of how the E-M1 II scores versus the A99 II in the way of portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Olympus OM-D E-M1 Mark II and Sony Alpha A99 II. The whole galleries are provided at Olympus E-M1 II Gallery and Sony A99 II Gallery.

If you're intending to carry your camera frequently, you'll have to think about its weight and dimensions. The Olympus E-M1 II comes with external dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") accompanied by a weight of 574 grams (1.27 lbs) whilst the Sony A99 II has dimensions of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") accompanied by a weight of 849 grams (1.87 lbs).

Check out the Olympus E-M1 II versus Sony A99 II in the new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you select at that moment. The following is a front view over all size comparison of the E-M1 II compared to the A99 II.

Using size and weight, the portability rating of the E-M1 II and A99 II is 68 and 57 respectively.

Generally, it can be tough to visualise the difference between sensor sizing purely by reviewing specs. The graphic underneath will help give you a greater sense of the sensor sizes in the E-M1 II and A99 II.

As you can plainly see, both of those cameras come with different resolutions and different sensor sizing. The E-M1 II having a tinier sensor will make getting shallower DOF more difficult and the Sony A99 II will deliver extra detail using its extra 22 Megapixels. Higher resolution will allow you to crop pictures a good deal more aggressively.