Panasonic G3 vs Pentax K-x

Following is a in-depth assessment of the Panasonic G3 versus Pentax K-x, one is a Entry-Level Mirrorless and the other is a Entry-Level DSLR by manufacturers Panasonic and Pentax. There exists a significant gap among the sensor resolutions of the G3 (16MP) and K-x (12MP) and the G3 (Four Thirds) and K-x (APS-C) provide totally different sensor size.

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The G3 was revealed 19 months after the K-x making them a generation away from one another. Both the cameras have different body design with the Panasonic G3 being a SLR-style mirrorless camera and the Pentax K-x being a Compact SLR camera.

Before delving into a more detailed comparison, here is a quick summation of how the G3 grades against the K-x with regards to portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Panasonic Lumix DMC-G3 and Pentax K-x. The full galleries are available at Panasonic G3 Gallery and Pentax K-x Gallery.

For those who are going to carry around your camera often, you are going to need to factor its weight and volume. The Panasonic G3 has got physical dimensions of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") accompanied by a weight of 336 grams (0.74 lbs) whilst the Pentax K-x has sizing of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs).

Check the Panasonic G3 versus Pentax K-x in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you are employing during that time. Underneath is a front view scale comparison of the G3 vs the K-x.

Factoring in dimensions and weight, the portability rating of the G3 and K-x is 83 and 69 respectively.

Sometimes, it is difficult to see the gap in sensor sizes purely by going through a spec sheet. The pic underneath will help give you a much better sense of the sensor dimensions in the G3 and K-x.

As you can see, the two cameras provide different megapixel count and different sensor sizes. The G3 with its smaller sensor will make achieving bokeh tougher and the Panasonic G3 will produce more detail because of its extra 4 Megapixels. Greater resolution can also let you crop images more aggressively. The more modern G3 is going to have a benefit when it comes to sensor tech.