Canon 20Da vs Pentax K-3 III

On this page, we are analyzing the Canon 20Da and Pentax K-3 III, both Advanced DSLR digital cameras by brands Canon and Pentax. There is a sizeable difference between the sensor resolutions of the 20Da (8MP) and K-3 III (26MP) but both cameras posses the same sensor size (APS-C).

Photography Glossary

The 20Da was brought out 17 years earlier than the K-3 III which is quite a large gap as far as tech is concerned. Both of these cameras have the same body design (Mid-size SLR).

Before we go into a in depth comparison, here is a brief introduction of how the 20Da matches up vs the K-3 III when it comes to portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Canon EOS 20Da and Pentax K-3 Mark III. The entire galleries are available at Canon 20Da Gallery and Pentax K-3 III Gallery.

For anyone who is planning to travel with your camera often, you will have to take into account its weight and size. The Canon 20Da has outside measurements of 144mm x 106mm x 72mm (5.7" x 4.2" x 2.8") accompanied by a weight of 770 grams (1.70 lbs) while 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).

Look at the Canon 20Da and Pentax K-3 III in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are employing at the time. Here is a front view sizing comparison of the 20Da compared to the K-3 III.

Taking into account size and weight, the portability score of the 20Da and K-3 III is 59 and 58 respectively.

In many cases, it is tough to imagine the gap between sensor dimensions just by checking specs. The picture below will help offer you a much better sense of the sensor measurements in the 20Da and K-3 III.

As you can plainly see, both cameras have the same sensor dimensions but different resolution. You should anticipate the Pentax K-3 III to give extra detail having its extra 18MP. Greater resolution will also make it easier to crop images a bit more aggressively. The more aged 20Da is going to be behind with regard to sensor tech.