Panasonic GH1 vs Pentax K-S2

Following is a in-depth overview of the Panasonic GH1 and Pentax K-S2, former is a Advanced Mirrorless while the latter is a Entry-Level DSLR by competitors Panasonic and Pentax. There is a substantial difference between the image resolutions of the GH1 (12MP) and K-S2 (20MP) and the GH1 (Four Thirds) and K-S2 (APS-C) posses totally different sensor dimensions.

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The GH1 was launched 6 years before the K-S2 which is quite a big difference as far as tech is concerned. Each of these cameras have different body design with the Panasonic GH1 being a SLR-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before delving straight to a comprehensive comparison, here is a quick synopsis of how the GH1 scores versus the K-S2 with regard to portability, imaging, features and an overall score.

Following is a preview of the gallery photos for Panasonic Lumix DMC-GH1 & Pentax K-S2. The complete galleries are viewable at Panasonic GH1 Gallery & Pentax K-S2 Gallery.

When you are planning to carry around your camera frequently, you are going to need to consider its weight and measurements. The Panasonic GH1 comes with outside measurements of 124mm x 90mm x 45mm (4.9" x 3.5" x 1.8") along with a weight of 385 grams (0.85 lbs) and the Pentax K-S2 has proportions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") and a weight of 678 grams (1.49 lbs).

Analyze the Panasonic GH1 and Pentax K-S2 in our brand new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ depending on the lens you choose at that moment. Below is a front view measurement comparison of the GH1 against the K-S2.

Considering size and weight, the portability rating of the GH1 and K-S2 is 81 and 64 respectively.

Oftentimes, it is very hard to envision the difference between sensor sizes purely by reviewing specs. The pic below may offer you a far better sense of the sensor sizing in the GH1 and K-S2.

As you can plainly see, both of those cameras provide different megapixel count and different sensor sizes. The GH1 due to its tinier sensor will make achieving bokeh harder and the Pentax K-S2 will deliver more detail utilizing its extra 8 Megapixels. Higher resolution can also allow you to crop shots more aggressively. The more aged GH1 is going to be behind with regard to sensor innovation.