Panasonic GH3 vs Pentax K100D

Let's look more closely at the Panasonic GH3 and Pentax K100D, one being a Advanced Mirrorless and the latter is a Entry-Level DSLR by competitors Panasonic and Pentax. There exists a huge gap between the image resolutions of the GH3 (16MP) and K100D (6MP) and the GH3 (Four Thirds) and K100D (APS-C) have different sensor sizes.

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The GH3 was brought out 5 years later than the K100D and that is quite a significant gap as far as technology is concerned. The two cameras feature different body design with the Panasonic GH3 being a SLR-style mirrorless camera and the Pentax K100D being a Compact SLR camera.

Before getting right into a full comparison, here is a concise synopsis of how the GH3 grades vs the K100D in the way of portability, imaging, features and an overall grade.

The following is a preview of the gallery photos for Panasonic Lumix DMC-GH3 and Pentax K100D. The entire galleries are provided at Panasonic GH3 Gallery and Pentax K100D Gallery.

When you are aiming to lug around your camera regularly, you should factor in its weight and dimensions. The Panasonic GH3 offers outside dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") accompanied by a weight of 550 grams (1.21 lbs) and the Pentax K100D has dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") accompanied by a weight of 660 grams (1.46 lbs).

Analyze the Panasonic GH3 and Pentax K100D in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at the time. The following is a front view physical size comparison of the GH3 compared to the K100D.

Taking into consideration dimensions and weight, the portability score of the GH3 and K100D is 66 and 64 respectively.

Normally, it is difficult to visualize the difference between sensor measurements only by reviewing specs. The photograph here might give you a clearer sense of the sensor sizes in the GH3 and K100D.

As you can plainly see, the 2 cameras come with different resolutions and different sensor measurements. The GH3 due to its tinier sensor is going to make shooting bokeh trickier and the Panasonic GH3 will offer you extra detail having its extra 10 Megapixels. Higher resolution can also let you crop shots a good deal more aggressively. The younger GH3 provides an advantage with regard to sensor innovation.