Pentax K-1 vs Pentax K100D

Below, we will be comparing the Pentax K-1 and Pentax K100D, former is a Advanced DSLR while the latter is a Entry-Level DSLR and both are designed by Pentax. There is a substantial difference between the image resolutions of the K-1 (36MP) and K100D (6MP) and the K-1 (Full frame) and K100D (APS-C) come with different sensor size.

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The K-1 was revealed 9 years after the K100D which is quite a big difference as far as tech is concerned. Both the cameras come with different body type with the Pentax K-1 being a Mid-size SLR camera and the Pentax K100D being a Compact SLR camera.

Before delving straight into a in depth comparison, below is a brief summary of how the K-1 scores against the K100D in regards to portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Pentax K-1 & Pentax K100D. The full galleries are provided at Pentax K-1 Gallery & Pentax K100D Gallery.

If you are planning to carry around your camera regularly, you are going to need to consider its weight and measurements. The Pentax K-1 has external measurements of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") and a weight of 1010 grams (2.23 lbs) and the Pentax K100D has proportions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") accompanied by a weight of 660 grams (1.46 lbs).

Check out the Pentax K-1 and Pentax K100D in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary based on the lens you use at that time. Following is the front view measurement comparison of the K-1 and the K100D.

Considering size and weight, the portability rating of the K-1 and K100D is 55 and 64 respectively.

Generally, it is very tough to visualize the contrast between sensor sizes only by checking technical specs. The picture here will provide you a better sense of the sensor measurements in the K-1 and K100D.

As you can tell, both the cameras have got different megapixels and different sensor sizes. The K-1 with its bigger sensor is going to make getting shallow depth of field simpler and the Pentax K-1 will resolve more detail because of its extra 30 Megapixels. Higher resolution will also help you crop shots much more aggressively. The newer K-1 provides a benefit with regard to sensor innovation.