Olympus E-M1X vs Sony A7R

Lets look a little more closely at the Olympus E-M1X and Sony A7R, both Pro Mirrorless digital cameras by companies Olympus and Sony. There is a huge difference between the sensor resolutions of the E-M1X (20MP) and A7R (36MP) and the E-M1X (Four Thirds) and A7R (Full frame) boast different sensor sizes.

Photography Glossary

The E-M1X was announced 5 years after the A7R which is quite a significant gap as far as tech is concerned. Each of the cameras have the same body design (SLR-style mirrorless).

Before getting straight to a complete comparison, here is a short synopsis of how the E-M1X grades against the A7R in the way of portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Olympus OM-D E-M1X and Sony Alpha A7R. The whole galleries are provided at Olympus E-M1X Gallery and Sony A7R Gallery.

If you are looking to travel with your camera frequently, you will want to take into account its weight and size. The Olympus E-M1X has got outside dimensions of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") with a weight of 997 grams (2.20 lbs) and the Sony A7R has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 465 grams (1.03 lbs).

See the Olympus E-M1X and Sony A7R in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are working with at the time. Underneath is a front view sizing comparison of the E-M1X compared to the A7R.

Taking into account size and weight, the portability score of the E-M1X and A7R is 54 and 78 respectively.

Generally, it's tough to visualize the contrast between sensor dimensions merely by reading through specs. The picture underneath may give you a greater sense of the sensor sizes in the E-M1X and A7R.

All in all, each of these cameras provide different megapixel count and different sensor dimensions. The E-M1X using its tinier sensor is going to make getting bokeh more difficult and the Sony A7R will resolve more detail with its extra 16MP. Greater resolution will let you crop photos more aggressively. The fresher E-M1X provides a benefit with regard to sensor technology.