Olympus E-P3 vs Sony A9 II

Below, we are analyzing the Olympus E-P3 and Sony A9 II, one is a Entry-Level Mirrorless and the other is a Pro Mirrorless by rivals Olympus and Sony. There is a crucial difference between the sensor resolutions of the E-P3 (12MP) and A9 II (24MP) and the E-P3 (Four Thirds) and A9 II (Full frame) feature totally different sensor dimensions.

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The E-P3 was introduced 9 years prior to the A9 II which is quite a serious gap as far as tech is concerned. Each of the cameras come with different body type with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Sony A9 II being a SLR-style mirrorless camera.

Before going through a detailed comparison, below is a brief overview of how the E-P3 grades versus the A9 II when it comes to portability, imaging, features and an overall score.

Following is a sample of the gallery pics for Olympus PEN E-P3 and Sony Alpha A9 Mark II. The whole galleries are viewable at Olympus E-P3 Gallery and Sony A9 II Gallery.

For anybody who is looking to carry around your camera, you will need to factor its weight and size. The Olympus E-P3 has physical dimensions of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") along with a weight of 369 grams (0.81 lbs) while the Sony A9 II has specifications of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") accompanied by a weight of 678 grams (1.49 lbs).

Look at the Olympus E-P3 and Sony A9 II in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you use at that moment. Below is the front view sizing comparison of the E-P3 against the A9 II.

Taking into account size and weight, the portability rating of the E-P3 and A9 II is 86 and 62 respectively.

In many cases, it is very hard to see the contrast between sensor sizes merely by reading specs. The image underneath might give you a more clear sense of the sensor sizes in the E-P3 and A9 II.

As you can plainly see, the two cameras posses different resolutions and different sensor sizes. The E-P3 using its tinier sensor will make getting shallower depth of field trickier and the Sony A9 II will offer greater detail using its extra 12 Megapixels. Greater resolution will let you crop photos somewhat more aggressively. The more aged E-P3 is going to be behind with regard to sensor tech.