Panasonic G10 vs Pentax K-S1

Here is a in-depth review of the Panasonic G10 and Pentax K-S1, former being a Entry-Level Mirrorless while the other is a Advanced DSLR by brands Panasonic and Pentax. There exists a noticeable gap among the resolutions of the G10 (12MP) and K-S1 (20MP) and the G10 (Four Thirds) and K-S1 (APS-C) use totally different sensor measurements.

Photography Glossary

The G10 was released 5 years earlier than the K-S1 and that is a fairly sizable difference as far as camera technology is concerned. Both of the cameras come with different body type with the Panasonic G10 being a SLR-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.

Before going straight into a comprehensive comparison, below is a simple view of how the G10 grades versus the K-S1 in terms of portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Panasonic Lumix DMC-G10 & Pentax K-S1. The complete galleries are available at Panasonic G10 Gallery & Pentax K-S1 Gallery.

For anyone who is intending to carry your camera often, you have to think about its weight and proportions. The Panasonic G10 has outer dimensions of 124mm x 90mm x 74mm (4.9" x 3.5" x 2.9") along with a weight of 388 grams (0.86 lbs) while the Pentax K-S1 has measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).

Check out the Panasonic G10 and Pentax K-S1 in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ depending on the lens you are employing during that time. The following is the front view over all size comparison of the G10 vs the K-S1.

Taking into account dimensions and weight, the portability score of the G10 and K-S1 is 72 and 69 respectively.

Typically, its tough to see the gap in sensor sizing only by researching specs. The graphic below should give you a clearer sense of the sensor sizes in the G10 and K-S1.

As you can plainly see, the 2 cameras posses different megapixel count and different sensor sizing. The G10 featuring a smaller sensor will make shooting shallower depth of field more difficult and the Pentax K-S1 will provide you with more detail as a result of its extra 8 Megapixels. Greater resolution will enable you to crop photos somewhat more aggressively. The older G10 will be disadvantaged with regard to sensor tech.