Pentax K-x vs Sony G3

Its time to look closer at the Pentax K-x versus Sony G3, one is a Entry-Level DSLR and the other is a Small Sensor Compact by manufacturers Pentax and Sony. The resolution of the K-x (12MP) and the G3 (10MP) is fairly similar but the K-x (APS-C) and G3 (1/2.3") come with totally different sensor size.

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The K-x was revealed 12 months after the G3 so they are of a similar generation. Each of the cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony G3 being a Compact camera.

Before diving straight into a thorough comparison, below is a short summary of how the K-x matches up versus the G3 in relation to portability, imaging, features and an overall score.

The following is a sample of the gallery pictures for Pentax K-x and Sony Cyber-shot DSC-G3. The full galleries are provided at Pentax K-x Gallery and Sony G3 Gallery.

When you are going to carry around your camera regularly, you will have to factor in its weight and measurements. The Pentax K-x offers external dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs) while the Sony G3 has proportions of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") along with a weight of 185 grams (0.41 lbs).

See the Pentax K-x versus Sony G3 in the all new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ based on the lens you select during that time. Below is the front view measurements comparison of the K-x vs the G3.

Taking into consideration size and weight, the portability rating of the K-x and G3 is 69 and 94 respectively.

Oftentimes, it's tough to envision the contrast between sensor sizes simply by reviewing technical specs. The image underneath may give you a more clear sense of the sensor sizes in the K-x and G3.

As you can tell, both cameras enjoy different megapixels and different sensor sizes. The K-x using its larger sensor will make getting shallower DOF less difficult and the Pentax K-x will offer greater detail because of its extra 2MP. Greater resolution will also allow you to crop photos far more aggressively. The newer K-x will have an advantage with regard to sensor innovation.