Panasonic G100 vs Pentax K100D S

Following is a detailed assessment of the Panasonic G100 and Pentax K100D S, one is a Entry-Level Mirrorless and the latter is a Entry-Level DSLR by competitors Panasonic and Pentax. There exists a big gap among the image resolutions of the G100 (20MP) and K100D S (6MP) and the G100 (Four Thirds) and K100D S (APS-C) feature different sensor sizes.

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The G100 was revealed 13 years after the K100D S which is a fairly big gap as far as camera technology is concerned. Each of the cameras offer different body type with the Panasonic G100 being a SLR-style mirrorless camera and the Pentax K100D S being a Compact SLR camera.

Before getting in to a thorough comparison, below is a simple summary of how the G100 scores vs the K100D S in terms of portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Panasonic Lumix DC-G100 and Pentax K100D Super. The full galleries are provided at Panasonic G100 Gallery and Pentax K100D S Gallery.

For anyone who is looking to carry around your camera, you are going to need to take into account its weight and measurements. The Panasonic G100 offers outer dimensions of 116mm x 83mm x 54mm (4.6" x 3.3" x 2.1") with a weight of 352 grams (0.78 lbs) while the Pentax K100D S has proportions of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") along with a weight of 646 grams (1.42 lbs).

Compare the Panasonic G100 and Pentax K100D S in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are employing during that time. Below is the front view size comparison of the G100 compared to the K100D S.

Taking into consideration dimensions and weight, the portability rating of the G100 and K100D S is 81 and 65 respectively.

More often than not, it is very difficult to visualize the gap in sensor sizes simply by viewing technical specs. The image below should give you a more clear sense of the sensor sizes in the G100 and K100D S.

As you have seen, both the cameras offer different megapixel count and different sensor sizes. The G100 using its smaller sensor is going to make getting shallower depth of field tougher and the Panasonic G100 will provide you with more detail because of its extra 14MP. Higher resolution can also allow you to crop photographs a little more aggressively. The more recent G100 provides a benefit when it comes to sensor tech.