Pentax K-3 vs Sony G3

The following is a detailed assessment of the Pentax K-3 and Sony G3, former is a Advanced DSLR while the other is a Small Sensor Compact by brands Pentax and Sony. There exists a considerable gap among the sensor resolutions of the K-3 (24MP) and G3 (10MP) and the K-3 (APS-C) and G3 (1/2.3") enjoy different sensor size.

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The K-3 was launched 5 years after the G3 which is a fairly large difference as far as camera technology is concerned. Both cameras come with different body type with the Pentax K-3 being a Mid-size SLR camera and the Sony G3 being a Compact camera.

Before going in to a detailed comparison, below is a quick summation of how the K-3 matches up versus the G3 with regard to portability, imaging, features and an overall mark.

Following is a sample of the gallery pictures for Pentax K-3 & Sony Cyber-shot DSC-G3. The complete galleries are provided at Pentax K-3 Gallery & Sony G3 Gallery.

In case you're intending to travel with your camera often, you're going to have to think about its weight and size. The Pentax K-3 comes with outside dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") along with a weight of 800 grams (1.76 lbs) whilst the Sony G3 has specifications of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") having a weight of 185 grams (0.41 lbs).

Contrast the Pentax K-3 and Sony G3 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary dependant on the lens you use at that moment. Following is the front view size comparison of the K-3 vs the G3.

Factoring in dimensions and weight, the portability rating of the K-3 and G3 is 59 and 94 respectively.

More often than not, it is very hard to visualize the contrast in sensor dimensions just by seeing specs. The picture below might offer you a clearer sense of the sensor sizes in the K-3 and G3.

As you can plainly see, the two cameras posses different megapixel count and different sensor dimensions. The K-3 because of its larger sensor is going to make getting shallow depth of field easier and the Pentax K-3 will produce extra detail utilizing its extra 14 Megapixels. Greater resolution will also enable you to crop pics somewhat more aggressively. The more recent K-3 provides an edge when it comes to sensor technology.