Olympus E-M1 III vs Sony A850

Lets look a bit more in depth at the Olympus E-M1 III vs Sony A850, one being a Pro Mirrorless and the latter is a Advanced DSLR by brands Olympus and Sony. The sensor resolution of the E-M1 III (20MP) and the A850 (25MP) is relatively close but the E-M1 III (Four Thirds) and A850 (Full frame) possess different sensor measurements.

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The E-M1 III was brought out 9 years later than the A850 and that is a fairly serious gap as far as camera technology is concerned. Each of the cameras come with different body type with the Olympus E-M1 III being a SLR-style mirrorless camera and the Sony A850 being a Mid-size SLR camera.

Before diving through a complete comparison, below is a quick view of how the E-M1 III grades vs the A850 with regard to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Olympus OM-D E-M1 Mark III and Sony Alpha DSLR-A850. The entire galleries are viewable at Olympus E-M1 III Gallery and Sony A850 Gallery.

For anybody who is planning to carry your camera often, you will have to factor its weight and volume. The Olympus E-M1 III offers exterior measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs) while the Sony A850 has sizing of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") and a weight of 895 grams (1.97 lbs).

Examine the Olympus E-M1 III vs Sony A850 in the all new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilising at that moment. The following is the front view proportions comparison of the E-M1 III compared to the A850.

Taking into account dimensions and weight, the portability rating of the E-M1 III and A850 is 67 and 54 respectively.

Normally, its hard to imagine the contrast in sensor sizing simply by viewing a spec sheet. The graphic underneath may offer you a more clear sense of the sensor sizing in the E-M1 III and A850.

As you can see, both of the cameras posses different megapixel count and different sensor sizing. The E-M1 III due to its smaller sensor is going to make getting bokeh trickier and the Sony A850 will result in more detail having its extra 5MP. Higher resolution will help you crop shots somewhat more aggressively. The fresher E-M1 III provides an advantage with regard to sensor tech.