Olympus E-M1 III vs Sony NEX-5R

Let's look a bit more in depth at the Olympus E-M1 III versus Sony NEX-5R, former is a Pro Mirrorless while the latter is a Entry-Level Mirrorless by manufacturers Olympus and Sony. There exists a large gap among the resolutions of the E-M1 III (20MP) and NEX-5R (16MP) and the E-M1 III (Four Thirds) and NEX-5R (APS-C) provide totally different sensor size.

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The E-M1 III was unveiled 7 years after the NEX-5R which is a fairly serious difference as far as camera technology is concerned. Both cameras have different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Sony NEX-5R being a Rangefinder-style mirrorless camera.

Before diving into a more detailed comparison, here is a short view of how the E-M1 III scores against the NEX-5R in the way of portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Olympus OM-D E-M1 Mark III & Sony Alpha NEX-5R. The full galleries are available at Olympus E-M1 III Gallery & Sony NEX-5R Gallery.

If you are going to travel with your camera, you will want to take into account its weight and volume. The Olympus E-M1 III offers outside dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs) whilst the Sony NEX-5R has sizing of 111mm x 59mm x 39mm (4.4" x 2.3" x 1.5") having a weight of 276 grams (0.61 lbs).

Compare the Olympus E-M1 III versus Sony NEX-5R in our newest Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will change dependant on the lens you choose at that moment. Below is a front view scale comparison of the E-M1 III compared to the NEX-5R.

Taking into consideration dimensions and weight, the portability grade of the E-M1 III and NEX-5R is 67 and 89 respectively.

Typically, it is tough to visualise the difference in sensor dimensions merely by seeing specifications. The image underneath might offer you a much better sense of the sensor dimensions in the E-M1 III and NEX-5R.

Plainly, both cameras provide different resolutions and different sensor dimensions. The E-M1 III having a smaller sensor will make shooting shallower depth of field tougher and the Olympus E-M1 III will produce greater detail having an extra 4 Megapixels. Higher resolution will also help you crop pictures more aggressively. The more recent E-M1 III will have a benefit in sensor technology.