Panasonic S1R vs Pentax K-x

Below, we are reviewing the Panasonic S1R and Pentax K-x, one is a Pro Mirrorless and the other is a Entry-Level DSLR by rivals Panasonic and Pentax. There is a big difference among the resolutions of the S1R (47MP) and K-x (12MP) and the S1R (Full frame) and K-x (APS-C) enjoy different sensor sizing.

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The S1R was launched 9 years after the K-x which is a fairly big gap as far as camera tech is concerned. Each of the cameras come with different body type with the Panasonic S1R being a SLR-style mirrorless camera and the Pentax K-x being a Compact SLR camera.

Before diving in to a more detailed comparison, below is a brief overview of how the S1R grades vs the K-x in relation to portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Panasonic Lumix DC-S1R and Pentax K-x. The complete galleries are provided at Panasonic S1R Gallery and Pentax K-x Gallery.

When you are going to travel with your camera often, you are going to need to take into account its weight and dimensions. The Panasonic S1R has got outer measurements of 149mm x 110mm x 97mm (5.9" x 4.3" x 3.8") accompanied by a weight of 1020 grams (2.25 lbs) whilst the Pentax K-x has dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs).

Analyze the Panasonic S1R and Pentax K-x in the latest Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you are employing at that time. Here is the front view dimensions comparison of the S1R versus the K-x.

Considering size and weight, the portability grade of the S1R and K-x is 54 and 69 respectively.

Generally, it is very hard to picture the gap in sensor dimensions merely by looking through specifications. The picture below may provide you a more clear sense of the sensor measurements in the S1R and K-x.

To sum up, both cameras posses different megapixels and different sensor dimensions. The S1R because of its larger sensor is going to make shooting shallow depth of field simpler and the Panasonic S1R will render extra detail utilizing its extra 35MP. Greater resolution will help you crop pics somewhat more aggressively. The newer S1R should have a benefit in sensor innovation.