Olympus E-M10 vs Sony RX10 III

Let's look a little more closely at the Olympus E-M10 and Sony RX10 III, one being a Entry-Level Mirrorless and the other is a Large Sensor Superzoom by companies Olympus and Sony. The image resolution of the E-M10 (16MP) and the RX10 III (20MP) is fairly well matched but the E-M10 (Four Thirds) and RX10 III (1") have totally different sensor measurements.

Photography Glossary

The E-M10 was introduced 24 months earlier than the RX10 III making them a generation apart from one another. Both of these cameras have different body design with the Olympus E-M10 being a SLR-style mirrorless camera and the Sony RX10 III being a SLR-like (bridge) camera.

Before diving straight to a full comparison, here is a brief synopsis of how the E-M10 scores vs the RX10 III in regards to portability, imaging, features and an overall rating.

This is a sample of the gallery pictures for Olympus OM-D E-M10 and Sony Cyber-shot DSC-RX10 III. The whole galleries are available at Olympus E-M10 Gallery and Sony RX10 III Gallery.

If you're looking to carry your camera regularly, you need to take into account its weight and proportions. The Olympus E-M10 has exterior measurements of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") with a weight of 396 grams (0.87 lbs) while the Sony RX10 III has measurements of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") having a weight of 1051 grams (2.32 lbs).

Look at the Olympus E-M10 and Sony RX10 III in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you choose during that time. Following is a front view physical size comparison of the E-M10 vs the RX10 III.

Taking into consideration dimensions and weight, the portability rating of the E-M10 and RX10 III is 82 and 53 respectively.

Normally, it's hard to visualise the contrast between sensor sizing merely by reading through specs. The graphic underneath may provide you a clearer sense of the sensor sizing in the E-M10 and RX10 III.

As you can plainly see, both cameras have different resolutions and different sensor sizing. The E-M10 using its larger sensor will make getting shallow DOF easier and the Sony RX10 III will give extra detail using its extra 4MP. Greater resolution will also help you crop pics a bit more aggressively. The older E-M10 is going to be behind in sensor tech.