Pentax K-S1 vs Pentax H90

Its time to look more closely at the Pentax K-S1 versus Pentax H90, one being a Advanced DSLR and the other is a Small Sensor Compact and they are both manufactured by Pentax. There is a crucial difference between the image resolutions of the K-S1 (20MP) and H90 (12MP) and the K-S1 (APS-C) and H90 (1/2.3") posses totally different sensor size.

Photography Glossary

The K-S1 was launched 4 years later than the H90 and that is quite a serious gap as far as tech is concerned. Both of these cameras have different body design with the Pentax K-S1 being a Mid-size SLR camera and the Pentax H90 being a Compact camera.

Before getting right into a thorough comparison, here is a simple overview of how the K-S1 scores versus the H90 in regards to portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Pentax K-S1 and Pentax Optio H90. The complete galleries are provided at Pentax K-S1 Gallery and Pentax H90 Gallery.

If you are looking to lug around your camera often, you are going to need to factor its weight and dimensions. The Pentax K-S1 comes with outer measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") with a weight of 558 grams (1.23 lbs) while the Pentax H90 has dimensions of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") accompanied by a weight of 153 grams (0.34 lbs).

Look at the Pentax K-S1 versus Pentax H90 in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have at that time. The following is a front view physical size comparison of the K-S1 vs the H90.

Looking at size and weight, the portability score of the K-S1 and H90 is 69 and 93 respectively.

Oftentimes, it is difficult to visualise the contrast between sensor measurements purely by reading through specifications. The photograph here will help provide you a clearer sense of the sensor measurements in the K-S1 and H90.

Plainly, both of those cameras have different megapixel count and different sensor measurements. The K-S1 because of its larger sensor will make shooting shallower depth of field simpler and the Pentax K-S1 will resolve more detail utilizing its extra 8MP. Greater resolution will let you crop photos a bit more aggressively. The fresher K-S1 will have an edge in sensor technology.