Panasonic G3 vs Panasonic S3

Here is a in-depth overview of the Panasonic G3 versus Panasonic S3, former being a Entry-Level Mirrorless while the other is a Small Sensor Compact and they are both designed by Panasonic. The image resolution of the G3 (16MP) and the S3 (14MP) is very comparable but the G3 (Four Thirds) and S3 (1/2.3") have totally different sensor size.

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The G3 was launched 7 months later than the S3 so they are both of a similar age. Both of the cameras feature different body design with the Panasonic G3 being a SLR-style mirrorless camera and the Panasonic S3 being a Compact camera.

Before we go straight to a thorough comparison, here is a quick synopsis of how the G3 grades vs the S3 with respect to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Panasonic Lumix DMC-G3 & Panasonic Lumix DMC-S3. The complete galleries are available at Panasonic G3 Gallery & Panasonic S3 Gallery.

In case you're looking to carry your camera regularly, you are going to need to consider its weight and size. The Panasonic G3 comes with exterior measurements of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") and a weight of 336 grams (0.74 lbs) while the Panasonic S3 has specifications of 99mm x 59mm x 21mm (3.9" x 2.3" x 0.8") along with a weight of 117 grams (0.26 lbs).

See the Panasonic G3 versus Panasonic S3 in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change based on the lens you have at that time. Following is a front view physical size comparison of the G3 and the S3.

Looking at size and weight, the portability rating of the G3 and S3 is 83 and 96 respectively.

Often, it is very difficult to envision the contrast in sensor sizing merely by going through specifications. The visual underneath will offer you a clearer sense of the sensor measurements in the G3 and S3.

To sum up, each of these cameras feature different resolutions and different sensor sizing. The G3 due to its larger sensor will make shooting bokeh less difficult and the Panasonic G3 will produce greater detail utilizing its extra 2MP. Greater resolution will also help you crop images way more aggressively. The more modern G3 is going to have an advantage with regard to sensor technology.