Olympus E-M1X vs Sony RX100 III

Below, we will be evaluating the Olympus E-M1X and Sony RX100 III, former is a Pro Mirrorless while the latter is a Large Sensor Compact by brands Olympus and Sony. The sensor resolution of the E-M1X (20MP) and the RX100 III (20MP) is relatively well matched but the E-M1X (Four Thirds) and RX100 III (1") feature totally different sensor dimensions.

Photography Glossary

The E-M1X was brought out 4 years after the RX100 III which is quite a serious difference as far as technology is concerned. Both of the cameras come with different body type with the Olympus E-M1X being a SLR-style mirrorless camera and the Sony RX100 III being a Large Sensor Compact camera.

Before going in to a thorough comparison, below is a simple highlight of how the E-M1X grades against the RX100 III with regard to portability, imaging, features and an overall mark.

Below is a preview of the gallery photos for Olympus OM-D E-M1X & Sony Cyber-shot DSC-RX100 III. The entire galleries are viewable at Olympus E-M1X Gallery & Sony RX100 III Gallery.

If you're looking to travel with your camera regularly, you will have to factor its weight and measurements. The Olympus E-M1X features exterior measurements of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") along with a weight of 997 grams (2.20 lbs) while the Sony RX100 III has proportions 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-M1X and Sony RX100 III in our brand new Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary depending on the lens you have at the time. Following is the front view over all size comparison of the E-M1X and the RX100 III.

Considering dimensions and weight, the portability rating of the E-M1X and RX100 III is 54 and 89 respectively.

Sometimes, it can be difficult to visualise the contrast between sensor dimensions merely by checking specs. The pic underneath should give you a far better sense of the sensor measurements in the E-M1X and RX100 III.

All in all, both of those cameras have got the exact same megapixels albeit not the same sensor dimensions. The E-M1X features the bigger sensor which will make obtaining shallower DOF less difficult. The newer E-M1X will have an edge with regard to sensor technology.