Canon R100 vs Sony a5100

In this article, we will be reviewing the Canon R100 versus Sony a5100, both Entry-Level Mirrorless cameras by brands Canon and Sony. The resolution of the R100 (24MP) and the a5100 (24MP) is pretty close and they possess the same exact sensor sizes (APS-C).

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The R100 was announced 8 years later than the a5100 and that is a fairly large difference as far as camera tech is concerned. Both of these cameras offer different body type with the Canon R100 being a SLR-style mirrorless camera and the Sony a5100 being a Rangefinder-style mirrorless camera.

Before getting through a detailed comparison, below is a simple view of how the R100 grades vs the a5100 when considering portability, imaging, features and an overall grade.

Below is a preview of the gallery images for Canon EOS R100 & Sony Alpha a5100. The whole galleries are provided at Canon R100 Gallery & Sony a5100 Gallery.

If you're looking to lug around your camera often, you are going to need to take into account its weight and size. The Canon R100 features external dimensions of 116mm x 86mm x 69mm (4.6" x 3.4" x 2.7") with a weight of 356 grams (0.78 lbs) and the Sony a5100 has specifications of 110mm x 63mm x 36mm (4.3" x 2.5" x 1.4") having a weight of 283 grams (0.62 lbs).

Check out the Canon R100 versus Sony a5100 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ dependant on the lens you have attached at the time. Below is the front view sizing comparison of the R100 against the a5100.

Factoring in size and weight, the portability rating of the R100 and a5100 is 76 and 89 respectively.

Generally, it can be difficult to visualize the gap in sensor measurements just by researching specs. The visual here might provide you a far better sense of the sensor sizes in the R100 and a5100.

All in all, each of the cameras enjoy the same exact sensor sizing and the exact same resolution so you can expect comparable quality of pictures but you would want to take the age of the cameras into account. The younger R100 provides an advantage with regard to sensor tech.