Panasonic G7 vs Pentax K20D

On this page, we will be evaluating the Panasonic G7 versus Pentax K20D, one is a Advanced Mirrorless and the latter is a Advanced DSLR by rivals Panasonic and Pentax. The sensor resolution of the G7 (16MP) and the K20D (15MP) is relatively well matched but the G7 (Four Thirds) and K20D (APS-C) offer totally different sensor sizing.

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The G7 was brought out 6 years after the K20D which is quite a big gap as far as tech is concerned. The two cameras have different body design with the Panasonic G7 being a SLR-style mirrorless camera and the Pentax K20D being a Mid-size SLR camera.

Before going straight to a more detailed comparison, here is a concise summation of how the G7 grades versus the K20D in the way of portability, imaging, features and an overall score.

This is a preview of the gallery photos for Panasonic Lumix DMC-G7 and Pentax K20D. The entire galleries are available at Panasonic G7 Gallery and Pentax K20D Gallery.

For those who are going to carry around your camera frequently, you are going to need to consider its weight and size. The Panasonic G7 features physical measurements of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") and a weight of 410 grams (0.90 lbs) while the Pentax K20D has specifications of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") accompanied by a weight of 800 grams (1.76 lbs).

Compare the Panasonic G7 versus Pentax K20D in the all new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilizing at that moment. Here is a front view physical size comparison of the G7 against the K20D.

Taking into account size and weight, the portability grade of the G7 and K20D is 71 and 59 respectively.

Oftentimes, its difficult to see the gap between sensor sizes only by looking at technical specs. The image here will offer you a better sense of the sensor sizing in the G7 and K20D.

As you can tell, each of the cameras provide different megapixel count and different sensor sizes. The G7 due to its tinier sensor will make achieving shallow DOF harder and the Panasonic G7 will give extra detail having its extra 1 Megapixels. Higher resolution will also help you crop pictures more aggressively. The younger G7 will have an advantage with regard to sensor innovation.