Olympus E-M1 II vs Sony NEX-3

Let's look more closely at the Olympus E-M1 II and Sony NEX-3, one is a Pro Mirrorless and the latter is a Entry-Level Mirrorless by manufacturers Olympus and Sony. There exists a big gap between the resolutions of the E-M1 II (20MP) and NEX-3 (14MP) and the E-M1 II (Four Thirds) and NEX-3 (APS-C) provide different sensor sizes.

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The E-M1 II was released 6 years after the NEX-3 which is quite a big gap as far as technology is concerned. Both cameras have different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Sony NEX-3 being a Rangefinder-style mirrorless camera.

Before getting straight to a in depth comparison, here is a concise introduction of how the E-M1 II scores vs the NEX-3 in the way of portability, imaging, features and an overall score.

Here is a preview of the gallery images for Olympus OM-D E-M1 Mark II and Sony Alpha NEX-3. The complete galleries are viewable at Olympus E-M1 II Gallery and Sony NEX-3 Gallery.

When you are aiming to carry around your camera frequently, you will need to factor in its weight and volume. The Olympus E-M1 II enjoys external dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") along with a weight of 574 grams (1.27 lbs) while the Sony NEX-3 has sizing of 117mm x 62mm x 33mm (4.6" x 2.4" x 1.3") with a weight of 297 grams (0.65 lbs).

Analyze the Olympus E-M1 II and Sony NEX-3 in the new Camera with Lens Size Comparison Tool.

Keep in mind, 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 versus the NEX-3.

Using dimensions and weight, the portability grade of the E-M1 II and NEX-3 is 68 and 89 respectively.

More often than not, it can be tough to visualize the difference between sensor sizes only by reviewing specs. The pic below should give you a better sense of the sensor sizes in the E-M1 II and NEX-3.

All in all, each of the cameras provide different resolutions and different sensor sizes. The E-M1 II because of its tinier sensor is going to make achieving shallow DOF more difficult and the Olympus E-M1 II will offer you greater detail as a result of its extra 6 Megapixels. Higher resolution can also help you crop photographs more aggressively. The more modern E-M1 II provides an edge in sensor innovation.