Panasonic G3 vs Pentax K100D S

In this write-up, we will be analyzing the Panasonic G3 versus Pentax K100D S, one being a Entry-Level Mirrorless and the latter is a Entry-Level DSLR by rivals Panasonic and Pentax. There is a sizeable difference between the resolutions of the G3 (16MP) and K100D S (6MP) and the G3 (Four Thirds) and K100D S (APS-C) enjoy totally different sensor size.

Photography Glossary

The G3 was announced 4 years later than the K100D S and that is quite a large gap as far as tech is concerned. Both the cameras offer different body type with the Panasonic G3 being a SLR-style mirrorless camera and the Pentax K100D S being a Compact SLR camera.

Before going in to a detailed comparison, below is a brief overview of how the G3 scores versus the K100D S when it comes to portability, imaging, features and an overall grade.

Below is a preview of the gallery images for Panasonic Lumix DMC-G3 and Pentax K100D Super. The whole galleries are viewable at Panasonic G3 Gallery and Pentax K100D S Gallery.

For anyone who is going to lug around your camera often, you'll need to think about its weight and size. The Panasonic G3 has got exterior measurements of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") and a weight of 336 grams (0.74 lbs) and the Pentax K100D S has specifications of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") accompanied by a weight of 646 grams (1.42 lbs).

Look at the Panasonic G3 versus Pentax K100D S in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at that moment. Below is the front view dimensions comparison of the G3 compared to the K100D S.

Using size and weight, the portability rating of the G3 and K100D S is 83 and 65 respectively.

In many cases, it is very difficult to envision the contrast between sensor measurements simply by reading specs. The photograph here may offer you a greater sense of the sensor measurements in the G3 and K100D S.

As you can plainly see, both of these cameras enjoy different megapixel count and different sensor measurements. The G3 with its tinier sensor will make achieving shallow depth of field tougher and the Panasonic G3 will offer you more detail with its extra 10 Megapixels. Higher resolution will also let you crop pictures far more aggressively. The more modern G3 is going to have an advantage with regard to sensor tech.