Pentax K-01 vs Pentax K-3

Following is a comprehensive overview of the Pentax K-01 and Pentax K-3, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR and they are both designed by Pentax. There is a big difference between the image resolutions of the K-01 (16MP) and K-3 (24MP) but both cameras provide the same sensor size (APS-C).

Photography Glossary

The K-01 was revealed 22 months prior to the K-3 which makes them a generation away from each other. Both the cameras have different body design with the Pentax K-01 being a SLR-style mirrorless camera and the Pentax K-3 being a Mid-size SLR camera.

Before diving into a complete comparison, here is a concise summation of how the K-01 grades versus the K-3 with respect to portability, imaging, features and an overall score.

Here is a preview of the gallery images for Pentax K-01 and Pentax K-3. The full galleries are viewable at Pentax K-01 Gallery and Pentax K-3 Gallery.

For anyone who is looking to carry around your camera frequently, you'll have to consider its weight and proportions. The Pentax K-01 provides physical measurements of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") with a weight of 561 grams (1.24 lbs) while the Pentax K-3 has measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs).

Compare the Pentax K-01 and Pentax K-3 in the all new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you select during that time. Underneath is a front view overall size comparison of the K-01 vs the K-3.

Using size and weight, the portability grade of the K-01 and K-3 is 76 and 59 respectively.

In many cases, it can be hard to picture the contrast between sensor sizes simply by going over a spec sheet. The picture below should offer you a clearer sense of the sensor measurements in the K-01 and K-3.

As you can see, the two cameras have the same sensor dimensions albeit different MP. You should expect the Pentax K-3 to offer you extra detail because of its extra 8 Megapixels. Higher resolution can also let you crop shots a bit more aggressively. The more aged K-01 is going to be behind with regard to sensor tech.