Olympus E-PM2 vs Sony RX100 III

Here, we are reviewing the Olympus E-PM2 versus Sony RX100 III, former being a Entry-Level Mirrorless while the other is a Large Sensor Compact by competitors Olympus and Sony. The sensor resolution of the E-PM2 (16MP) and the RX100 III (20MP) is fairly similar but the E-PM2 (Four Thirds) and RX100 III (1") boast totally different sensor measurements.

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The E-PM2 was revealed 11 months before the RX100 III which means that they are both of a similar age. Both of these cameras feature different body design with the Olympus E-PM2 being a Rangefinder-style mirrorless camera and the Sony RX100 III being a Large Sensor Compact camera.

Before delving right into a in-depth comparison, here is a brief summary of how the E-PM2 scores against the RX100 III in relation to portability, imaging, features and an overall grade.

Below is a sample of the gallery pictures for Olympus PEN E-PM2 & Sony Cyber-shot DSC-RX100 III. The full galleries are viewable at Olympus E-PM2 Gallery & Sony RX100 III Gallery.

For anybody who is going to lug around your camera regularly, you'll have to consider its weight and size. The Olympus E-PM2 has outside dimensions of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") and a weight of 269 grams (0.59 lbs) and the Sony RX100 III has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") along with a weight of 290 grams (0.64 lbs).

Check the Olympus E-PM2 versus Sony RX100 III in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will vary dependant on the lens you are working with during that time. The following is a front view dimension comparison of the E-PM2 compared to the RX100 III.

Considering size and weight, the portability rating of the E-PM2 and RX100 III is 89 and 89 respectively.

Oftentimes, it is tough to see the gap between sensor measurements merely by going over specs. The photograph below will help offer you a stronger sense of the sensor sizes in the E-PM2 and RX100 III.

As you can plainly see, the two cameras come with different megapixels and different sensor measurements. The E-PM2 having a larger sensor will make achieving shallow DOF simpler and the Sony RX100 III will deliver extra detail because of its extra 4 Megapixels. Greater resolution will allow you to crop photos a good deal more aggressively. The older E-PM2 is going to be behind when it comes to sensor tech.