Pentax K-3 vs Sony W310

On this page, we will be reviewing the Pentax K-3 vs Sony W310, one being a Advanced DSLR and the latter is a Ultracompact by brands Pentax and Sony. There exists a sizeable gap among the resolutions of the K-3 (24MP) and W310 (12MP) and the K-3 (APS-C) and W310 (1/2.3") posses totally different sensor sizes.

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The K-3 was brought out 4 years later than the W310 and that is a fairly large gap as far as camera technology is concerned. Each of the cameras have different body design with the Pentax K-3 being a Mid-size SLR camera and the Sony W310 being a Ultracompact camera.

Before going right into a detailed comparison, here is a concise highlight of how the K-3 matches up vs the W310 in the way of portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Pentax K-3 and Sony Cyber-shot DSC-W310. The entire galleries are viewable at Pentax K-3 Gallery and Sony W310 Gallery.

For those who are intending to carry your camera often, you will want to factor its weight and proportions. The Pentax K-3 enjoys physical measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") and a weight of 800 grams (1.76 lbs) and the Sony W310 has measurements of 95mm x 55mm x 19mm (3.7" x 2.2" x 0.7") with a weight of 137 grams (0.30 lbs).

Compare the Pentax K-3 vs Sony W310 in the all new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you choose at that moment. Here is a front view scale comparison of the K-3 vs the W310.

Factoring in dimensions and weight, the portability rating of the K-3 and W310 is 59 and 96 respectively.

Typically, it is very tough to envision the contrast in sensor sizing just by seeing specifications. The visual underneath might give you a much better sense of the sensor measurements in the K-3 and W310.

To sum up, both cameras have different resolutions and different sensor sizing. The K-3 because of its bigger sensor will make getting shallow depth of field less difficult and the Pentax K-3 will show more detail having its extra 12MP. Higher resolution can also let you crop pictures a bit more aggressively. The younger K-3 will have a benefit in sensor innovation.