Canon 1D MIII vs Olympus E-M1X

Following is a complete assessment of the Canon 1D MIII and Olympus E-M1X, former is a Pro DSLR while the other is a Pro Mirrorless by manufacturers Canon and Olympus. There exists a noticeable gap between the image resolutions of the 1D MIII (10MP) and E-M1X (20MP) and the 1D MIII (APS-H) and E-M1X (Four Thirds) offer different sensor measurements.

Photography Glossary

The 1D MIII was revealed 13 years prior to the E-M1X which is quite a sizable difference as far as technology is concerned. Both cameras feature different body design with the Canon 1D MIII being a Large SLR camera and the Olympus E-M1X being a SLR-style mirrorless camera.

Before diving into a in-depth comparison, here is a simple overview of how the 1D MIII matches up versus the E-M1X with regard to portability, imaging, features and an overall score.

Following is a sample of the gallery pics for Canon EOS-1D Mark III & Olympus OM-D E-M1X. The full galleries are viewable at Canon 1D MIII Gallery & Olympus E-M1X Gallery.

When you are intending to carry around your camera often, you will need to think about its weight and volume. The Canon 1D MIII comes with outer dimensions of 156mm x 157mm x 80mm (6.1" x 6.2" x 3.1") having a weight of 1335 grams (2.94 lbs) and the Olympus E-M1X has sizing of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") and a weight of 997 grams (2.20 lbs).

Compare the Canon 1D MIII and Olympus E-M1X in our newest Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change dependant on the lens you are utilizing at the time. Below is a front view physical size comparison of the 1D MIII and the E-M1X.

Factoring in dimensions and weight, the portability rating of the 1D MIII and E-M1X is 51 and 54 respectively.

Normally, it is very hard to picture the gap between sensor sizes merely by reviewing a spec sheet. The image underneath may give you a more clear sense of the sensor dimensions in the 1D MIII and E-M1X.

As you can see, both of the cameras come with different resolutions and different sensor sizes. The 1D MIII having a larger sensor is going to make getting shallow DOF easier and the Olympus E-M1X will offer you extra detail because of its extra 10MP. Greater resolution can also make it easier to crop images a good deal more aggressively. The more aged 1D MIII is going to be disadvantaged when it comes to sensor tech.