Olympus E-M10 III vs Sony a1

Its time to look more in depth at the Olympus E-M10 III and Sony a1, one being a Entry-Level Mirrorless and the other is a Pro Mirrorless by companies Olympus and Sony. There is a significant difference among the resolutions of the E-M10 III (16MP) and a1 (50MP) and the E-M10 III (Four Thirds) and a1 (Full frame) boast totally different sensor dimensions.

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The E-M10 III was manufactured 4 years before the a1 and that is a fairly sizable gap as far as camera tech is concerned. Both the cameras have the same body design (SLR-style mirrorless).

Before we go straight to a in-depth comparison, here is a simple introduction of how the E-M10 III scores vs the a1 in terms of portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Olympus OM-D E-M10 Mark III and Sony Alpha a1. The entire galleries are viewable at Olympus E-M10 III Gallery and Sony a1 Gallery.

When you are intending to lug around your camera often, you'll need to take into account its weight and dimensions. The Olympus E-M10 III comes with exterior dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") and a weight of 410 grams (0.90 lbs) and the Sony a1 has dimensions of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") along with a weight of 737 grams (1.62 lbs).

Contrast the Olympus E-M10 III and Sony a1 in the new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you select at that time. Underneath is a front view dimension comparison of the E-M10 III against the a1.

Using size and weight, the portability rating of the E-M10 III and a1 is 80 and 61 respectively.

In many cases, it is very difficult to envision the contrast in sensor measurements merely by looking through specs. The photograph underneath will offer you a clearer sense of the sensor dimensions in the E-M10 III and a1.

All in all, the 2 cameras provide different resolutions and different sensor measurements. The E-M10 III because of its smaller sensor will make getting shallower depth of field more challenging and the Sony a1 will render extra detail due to its extra 34 Megapixels. Greater resolution will allow you to crop pics more aggressively. The older E-M10 III will be behind when it comes to sensor innovation.