Olympus E-M10 IV vs Sony W620

In this write-up, we will be analyzing the Olympus E-M10 IV and Sony W620, one is a Entry-Level Mirrorless and the latter is a Small Sensor Compact by manufacturers Olympus and Sony. There exists a huge gap between the sensor resolutions of the E-M10 IV (20MP) and W620 (14MP) and the E-M10 IV (Four Thirds) and W620 (1/2.3") use totally different sensor sizing.

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The E-M10 IV was launched 8 years after the W620 which is quite a significant gap as far as technology is concerned. Both of these cameras offer different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Sony W620 being a Compact camera.

Before getting in to a in-depth comparison, below is a brief highlight of how the E-M10 IV scores versus the W620 with respect to portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Olympus OM-D E-M10 IV and Sony Cyber-shot DSC-W620. The complete galleries are available at Olympus E-M10 IV Gallery and Sony W620 Gallery.

For anyone who is intending to travel with your camera regularly, you have to factor in its weight and dimensions. The Olympus E-M10 IV comes with exterior measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") and a weight of 383 grams (0.84 lbs) while the Sony W620 has dimensions of 98mm x 56mm x 20mm (3.9" x 2.2" x 0.8") and a weight of 116 grams (0.26 lbs).

Look at the Olympus E-M10 IV and Sony W620 in the new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached at that time. Here is the front view over all size comparison of the E-M10 IV compared to the W620.

Looking at dimensions and weight, the portability rating of the E-M10 IV and W620 is 81 and 96 respectively.

Sometimes, it is tough to visualise the contrast between sensor dimensions purely by reading specs. The pic here should offer you a clearer sense of the sensor sizing in the E-M10 IV and W620.

As you can plainly see, the 2 cameras offer different resolutions and different sensor dimensions. The E-M10 IV due to its bigger sensor will make achieving shallow DOF easier and the Olympus E-M10 IV will offer more detail utilizing its extra 6 Megapixels. Higher resolution will also help you crop photographs a little more aggressively. The more recent E-M10 IV is going to have an edge with regard to sensor tech.