Pentax K-S1 vs Pentax P80

Following is a extensive comparison of the Pentax K-S1 and Pentax P80, former is a Advanced DSLR while the other is a Small Sensor Compact and both are designed by Pentax. There is a substantial difference between the sensor resolutions of the K-S1 (20MP) and P80 (12MP) and the K-S1 (APS-C) and P80 (1/2.3") offer different sensor size.

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The K-S1 was revealed 5 years after the P80 which is quite a big difference as far as tech is concerned. Each of the cameras feature different body design with the Pentax K-S1 being a Mid-size SLR camera and the Pentax P80 being a Compact camera.

Before delving right into a detailed comparison, here is a simple introduction of how the K-S1 scores against the P80 with respect to portability, imaging, features and an overall score.

Following is a sample of the gallery pics for Pentax K-S1 & Pentax Optio P80. The full galleries are available at Pentax K-S1 Gallery & Pentax P80 Gallery.

For anyone who is planning to carry around your camera, you need to factor in its weight and volume. The Pentax K-S1 comes with outside measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") along with a weight of 558 grams (1.23 lbs) whilst the Pentax P80 has sizing of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") with a weight of 125 grams (0.28 lbs).

Look at the Pentax K-S1 and Pentax P80 in our brand new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will differ depending on the lens you select during that time. Underneath is a front view dimensions comparison of the K-S1 against the P80.

Taking into account size and weight, the portability grade of the K-S1 and P80 is 69 and 95 respectively.

Oftentimes, it's tough to visualize the gap between sensor sizes just by reading through a spec sheet. The image here will provide you a more clear sense of the sensor sizing in the K-S1 and P80.

As you can see, both of those cameras come with different megapixel count and different sensor sizes. The K-S1 with its larger sensor is going to make achieving bokeh less difficult and the Pentax K-S1 will give you greater detail because of its extra 8MP. Greater resolution will enable you to crop images a good deal more aggressively. The fresher K-S1 should have an advantage with regard to sensor tech.