Canon 1D MIII vs Sony a5100

The following is a complete review of the Canon 1D MIII versus Sony a5100, former is a Pro DSLR while the latter is a Entry-Level Mirrorless by competitors Canon and Sony. There exists a substantial gap among the resolutions of the 1D MIII (10MP) and a5100 (24MP) and the 1D MIII (APS-H) and a5100 (APS-C) boast different sensor sizes.

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The 1D MIII was revealed 8 years earlier than the a5100 which is a fairly big difference as far as camera technology is concerned. The two cameras have different body design with the Canon 1D MIII being a Large SLR camera and the Sony a5100 being a Rangefinder-style mirrorless camera.

Before diving right into a detailed comparison, here is a concise summation of how the 1D MIII grades against the a5100 with regards to portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Canon EOS-1D Mark III & Sony Alpha a5100. The full galleries are available at Canon 1D MIII Gallery & Sony a5100 Gallery.

For those who are going to travel with your camera frequently, you will want to think about its weight and size. The Canon 1D MIII comes with external measurements of 156mm x 157mm x 80mm (6.1" x 6.2" x 3.1") with a weight of 1335 grams (2.94 lbs) and the Sony a5100 has specifications of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") with a weight of 283 grams (0.62 lbs).

Take a look at the Canon 1D MIII versus Sony a5100 in our brand new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will vary depending on the lens you have at that time. Following is a front view overall size comparison of the 1D MIII compared to the a5100.

Taking into account dimensions and weight, the portability score of the 1D MIII and a5100 is 51 and 89 respectively.

Typically, it is very tough to imagine the contrast in sensor dimensions just by looking through specifications. The picture underneath should offer you a clearer sense of the sensor sizing in the 1D MIII and a5100.

To sum up, both of those cameras have different megapixels and different sensor dimensions. The 1D MIII having a bigger sensor is going to make getting bokeh easier and the Sony a5100 will render more detail because of its extra 14 Megapixels. Higher resolution can also help you crop photographs a bit more aggressively. The more aged 1D MIII will be behind with regard to sensor technology.