Panasonic GX9 vs Panasonic S1R

Here, we are reviewing the Panasonic GX9 and Panasonic S1R, former being a Advanced Mirrorless while the other is a Pro Mirrorless and they are both built by Panasonic. There is a considerable difference between the sensor resolutions of the GX9 (20MP) and S1R (47MP) and the GX9 (Four Thirds) and S1R (Full frame) offer totally different sensor sizing.

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The GX9 was brought out 11 months earlier than the S1R so they are both of a similar age. Both cameras feature different body design with the Panasonic GX9 being a Rangefinder-style mirrorless camera and the Panasonic S1R being a SLR-style mirrorless camera.

Before going right into a in depth comparison, here is a quick introduction of how the GX9 scores against the S1R in relation to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Panasonic Lumix DC-GX9 & Panasonic Lumix DC-S1R. The entire galleries are available at Panasonic GX9 Gallery & Panasonic S1R Gallery.

For those who are intending to carry your camera often, you will need to factor its weight and volume. The Panasonic GX9 has physical measurements of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") along with a weight of 407 grams (0.90 lbs) and the Panasonic S1R has sizing of 149mm x 110mm x 97mm (5.9" x 4.3" x 3.8") and a weight of 1020 grams (2.25 lbs).

Check the Panasonic GX9 and Panasonic S1R in our completely new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change depending on the lens you use during that time. The following is a front view size comparison of the GX9 and the S1R.

Factoring in size and weight, the portability rating of the GX9 and S1R is 82 and 54 respectively.

Often, its tough to visualise the contrast between sensor sizing just by going over technical specs. The visual here may offer you a clearer sense of the sensor sizing in the GX9 and S1R.

As you can tell, each of these cameras feature different megapixels and different sensor sizing. The GX9 due to its tinier sensor will make getting shallower DOF harder and the Panasonic S1R will offer you more detail having its extra 27MP. Greater resolution will also allow you to crop images way more aggressively. The older GX9 is going to be behind when it comes to sensor technology.