Pentax K-3 vs Sony W320

Here is a complete review of the Pentax K-3 vs Sony W320, former being a Advanced DSLR while the latter is a Ultracompact by brands Pentax and Sony. There exists a substantial gap between the image resolutions of the K-3 (24MP) and W320 (14MP) and the K-3 (APS-C) and W320 (1/2.3") possess different sensor sizes.

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The K-3 was unveiled 4 years later than the W320 and that is quite a big difference as far as technology is concerned. Both cameras offer different body type with the Pentax K-3 being a Mid-size SLR camera and the Sony W320 being a Ultracompact camera.

Before diving in to a detailed comparison, below is a simple synopsis of how the K-3 matches up vs the W320 in regards to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Pentax K-3 & Sony Cyber-shot DSC-W320. The full galleries are provided at Pentax K-3 Gallery & Sony W320 Gallery.

If you are intending to carry your camera often, you'll have to consider its weight and volume. The Pentax K-3 offers physical measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs) and the Sony W320 has sizing of 93mm x 52mm x 17mm (3.7" x 2.0" x 0.7") having a weight of 117 grams (0.26 lbs).

Look at the Pentax K-3 vs Sony W320 in our completely new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will vary dependant on the lens you have chosen during that time. Below is the front view physical size comparison of the K-3 against the W320.

Taking into account dimensions and weight, the portability rating of the K-3 and W320 is 59 and 97 respectively.

Quite often, it is tough to picture the difference between sensor sizing merely by looking at a spec sheet. The photograph below will offer you a more clear sense of the sensor sizing in the K-3 and W320.

Clearly, the two cameras offer different megapixel count and different sensor sizing. The K-3 with its bigger sensor is going to make getting shallower depth of field simpler and the Pentax K-3 will give greater detail having an extra 10MP. Higher resolution can also make it easier to crop photographs a little more aggressively. The more recent K-3 should have an advantage with regard to sensor technology.