Olympus E-M1 III vs Samsung GX-20

The following is a extended assessment of the Olympus E-M1 III versus Samsung GX-20, one is a Pro Mirrorless and the latter is a Advanced DSLR by brands Olympus and Samsung. There is a huge difference among the image resolutions of the E-M1 III (20MP) and GX-20 (15MP) and the E-M1 III (Four Thirds) and GX-20 (APS-C) provide totally different sensor dimensions.

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The E-M1 III was announced 12 years after the GX-20 which is a fairly significant gap as far as camera tech is concerned. Each of the cameras have different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Samsung GX-20 being a Mid-size SLR camera.

Before getting right into a thorough comparison, here is a simple overview of how the E-M1 III matches up versus the GX-20 with respect to portability, imaging, features and an overall mark.

This is a preview of the gallery images for Olympus OM-D E-M1 Mark III and Samsung GX-20. The whole galleries are viewable at Olympus E-M1 III Gallery and Samsung GX-20 Gallery.

When you are intending to travel with your camera frequently, you need to consider its weight and size. The Olympus E-M1 III offers outside dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs) while the Samsung GX-20 has specifications of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs).

Look at the Olympus E-M1 III versus Samsung GX-20 in the latest Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change based on the lens you are employing during that time. Here is a front view measurement comparison of the E-M1 III compared to the GX-20.

Looking at size and weight, the portability score of the E-M1 III and GX-20 is 67 and 58 respectively.

Often, it can be tough to see the contrast in sensor dimensions just by going through specifications. The image underneath may offer you a better sense of the sensor dimensions in the E-M1 III and GX-20.

To sum up, both of these cameras provide different megapixels and different sensor dimensions. The E-M1 III using its smaller sensor will make achieving shallow DOF tougher and the Olympus E-M1 III will produce more detail with its extra 5 Megapixels. Higher resolution will make it easier to crop photographs more aggressively. The fresher E-M1 III will have a benefit with regard to sensor tech.