Panasonic GH1 vs Panasonic GH3

In this article, we will be contrasting the Panasonic GH1 vs Panasonic GH3, both Advanced Mirrorless cameras and both are built by Panasonic. There is a substantial difference among the resolutions of the GH1 (12MP) and GH3 (16MP) but they feature the same exact sensor measurements (Four Thirds).

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The GH1 was announced 4 years prior to the GH3 which is a fairly big difference as far as camera tech is concerned. Both of these cameras offer the identical body type (SLR-style mirrorless).

Before delving in to a thorough comparison, below is a quick summation of how the GH1 matches up against the GH3 with regards to portability, imaging, features and an overall score.

This is a preview of the gallery photos for Panasonic Lumix DMC-GH1 & Panasonic Lumix DMC-GH3. The whole galleries are available at Panasonic GH1 Gallery & Panasonic GH3 Gallery.

For those who are looking to carry around your camera, you'll have to consider its weight and size. The Panasonic GH1 comes with outer dimensions of 124mm x 90mm x 45mm (4.9" x 3.5" x 1.8") along with a weight of 385 grams (0.85 lbs) while the Panasonic GH3 has specifications of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") with a weight of 550 grams (1.21 lbs).

Check the Panasonic GH1 vs Panasonic GH3 in our completely new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change depending on the lens you are working with during that time. Following is the front view measurement comparison of the GH1 compared to the GH3.

Considering size and weight, the portability grade of the GH1 and GH3 is 81 and 66 respectively.

Often, it is hard to see the contrast in sensor sizes just by going through a spec sheet. The pic below should offer you a much better sense of the sensor sizes in the GH1 and GH3.

As you can see, both of the cameras offer the same exact sensor sizing albeit not the same megapixels. You can count on the Panasonic GH3 to provide more detail with its extra 4MP. Higher resolution can also enable you to crop photographs a little more aggressively. The more aged GH1 will be disadvantaged in sensor tech.