Panasonic S1R vs Pentax K100D

Here, we will be comparing the Panasonic S1R and Pentax K100D, one being a Pro Mirrorless and the latter is a Entry-Level DSLR by rivals Panasonic and Pentax. There is a crucial difference between the resolutions of the S1R (47MP) and K100D (6MP) and the S1R (Full frame) and K100D (APS-C) posses different sensor size.

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The S1R was brought out 12 years later than the K100D and that is quite a serious gap as far as tech is concerned. Both the cameras feature different body design with the Panasonic S1R being a SLR-style mirrorless camera and the Pentax K100D being a Compact SLR camera.

Before getting straight to a detailed comparison, here is a quick highlight of how the S1R scores versus the K100D in the way of portability, imaging, features and an overall grade.

Here is a preview of the gallery images for Panasonic Lumix DC-S1R and Pentax K100D. The entire galleries are provided at Panasonic S1R Gallery and Pentax K100D Gallery.

For those who are planning to lug around your camera frequently, you will need to think about its weight and size. The Panasonic S1R provides external measurements of 149mm x 110mm x 97mm (5.9" x 4.3" x 3.8") having a weight of 1020 grams (2.25 lbs) whilst the Pentax K100D has specifications of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") having a weight of 660 grams (1.46 lbs).

Look at the Panasonic S1R and Pentax K100D in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use at the time. Below is a front view measurement comparison of the S1R and the K100D.

Considering size and weight, the portability score of the S1R and K100D is 54 and 64 respectively.

Oftentimes, it can be difficult to picture the gap between sensor measurements only by going over specs. The photograph underneath will offer you a more clear sense of the sensor measurements in the S1R and K100D.

As you can plainly see, both of the cameras come with different megapixels and different sensor measurements. The S1R due to its bigger sensor is going to make getting bokeh easier and the Panasonic S1R will offer you more detail having its extra 41MP. Higher resolution will also make it easier to crop photographs a good deal more aggressively. The younger S1R provides an advantage in sensor innovation.