Canon 5DS R vs Pentax K-3 III

On this page, we will be contrasting the Canon 5DS R versus Pentax K-3 III, both Advanced DSLR digital cameras by brands Canon and Pentax. There is a noticeable difference between the image resolutions of the 5DS R (51MP) and K-3 III (26MP) and the 5DS R (Full frame) and K-3 III (APS-C) offer different sensor measurements.

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The 5DS R was released 7 years before the K-3 III which is quite a sizable difference as far as tech is concerned. Each of the cameras have the same body design (Mid-size SLR).

Before delving right into a more detailed comparison, here is a quick synopsis of how the 5DS R grades vs the K-3 III in the way of portability, imaging, features and an overall mark.

Following is a preview of the gallery photos for Canon EOS 5DS R & Pentax K-3 Mark III. The complete galleries are viewable at Canon 5DS R Gallery & Pentax K-3 III Gallery.

When you are intending to travel with your camera often, you'll have to take into account its weight and size. The Canon 5DS R offers external measurements of 152mm x 116mm x 76mm (6.0" x 4.6" x 3.0") and a weight of 930 grams (2.05 lbs) whilst the Pentax K-3 III has specifications of 135mm x 104mm x 74mm (5.3" x 4.1" x 2.9") accompanied by a weight of 820 grams (1.81 lbs).

Check the Canon 5DS R versus Pentax K-3 III in our completely new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change dependant on the lens you are employing at the time. The following is a front view dimension comparison of the 5DS R against the K-3 III.

Taking into account size and weight, the portability score of the 5DS R and K-3 III is 55 and 58 respectively.

Usually, it is hard to visualize the gap between sensor dimensions only by looking at specs. The pic here should provide you a much better sense of the sensor sizing in the 5DS R and K-3 III.

As you can plainly see, both of these cameras provide different megapixels and different sensor dimensions. The 5DS R due to its bigger sensor is going to make getting shallow DOF less difficult and the Canon 5DS R will resolve more detail as a result of its extra 25MP. Higher resolution will help you crop pictures more aggressively. The more aged 5DS R is going to be disadvantaged when it comes to sensor innovation.