Panasonic G1 vs Panasonic GH3

In this write-up, we are evaluating the Panasonic G1 vs Panasonic GH3, former being a Entry-Level Mirrorless while the other is a Advanced Mirrorless and both of them are designed by Panasonic. There is a sizable difference between the sensor resolutions of the G1 (12MP) and GH3 (16MP) but they use the same exact sensor sizes (Four Thirds).

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The G1 was unveiled 4 years before the GH3 and that is quite a significant difference as far as tech is concerned. Both cameras offer the identical body type (SLR-style mirrorless).

Before we go straight into a full comparison, below is a concise overview of how the G1 grades versus the GH3 with regards to portability, imaging, features and an overall rating.

This is a sample of the gallery pictures for Panasonic Lumix DMC-G1 & Panasonic Lumix DMC-GH3. The full galleries are viewable at Panasonic G1 Gallery & Panasonic GH3 Gallery.

In case you're intending to carry your camera often, you are going to need to think about its weight and measurements. The Panasonic G1 features outside measurements of 124mm x 84mm x 45mm (4.9" x 3.3" x 1.8") having a weight of 360 grams (0.79 lbs) whilst the Panasonic GH3 has proportions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") with a weight of 550 grams (1.21 lbs).

Examine the Panasonic G1 vs Panasonic GH3 in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will change dependant on the lens you have chosen during that time. The following is the front view measurements comparison of the G1 versus the GH3.

Looking at size and weight, the portability grade of the G1 and GH3 is 82 and 66 respectively.

In many cases, it is very hard to picture the contrast between sensor sizing just by checking specs. The graphic below will give you a better sense of the sensor measurements in the G1 and GH3.

All in all, the 2 cameras offer the same exact sensor sizing but different resolution. You can anticipate the Panasonic GH3 to give you greater detail having an extra 4MP. Greater resolution will also enable you to crop photos a little more aggressively. The older G1 is going to be disadvantaged in sensor innovation.