Pentax K-3 vs Sony A330

Its time to look a little more in depth at the Pentax K-3 versus Sony A330, former being a Advanced DSLR while the other is a Entry-Level DSLR by companies Pentax and Sony. There is a considerable difference among the sensor resolutions of the K-3 (24MP) and A330 (10MP) but they come with the exact same sensor dimensions (APS-C).

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The K-3 was released 4 years later than the A330 and that is a fairly large difference as far as camera tech is concerned. Both the cameras come with different body type with the Pentax K-3 being a Mid-size SLR camera and the Sony A330 being a Compact SLR camera.

Before diving straight into a complete comparison, below is a concise introduction of how the K-3 grades versus the A330 in regards to portability, imaging, features and an overall rating.

The following is a sample of the gallery pictures for Pentax K-3 & Sony Alpha DSLR-A330. The complete galleries are viewable at Pentax K-3 Gallery & Sony A330 Gallery.

In case you're looking to carry your camera frequently, you have to take into account its weight and dimensions. The Pentax K-3 has got external dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") with a weight of 800 grams (1.76 lbs) while the Sony A330 has dimensions of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") along with a weight of 529 grams (1.17 lbs).

Check out the Pentax K-3 versus Sony A330 in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary dependant on the lens you have at that time. Here is the front view sizing comparison of the K-3 vs the A330.

Factoring in size and weight, the portability rating of the K-3 and A330 is 59 and 67 respectively.

Oftentimes, it can be tough to visualise the contrast in sensor sizing simply by looking through specs. The photograph underneath will help offer you a better sense of the sensor sizes in the K-3 and A330.

As you can plainly see, both of the cameras have got the exact same sensor measurements but not the same MP. You can anticipate the Pentax K-3 to result in more detail as a result of its extra 14MP. Greater resolution can also help you crop images much more aggressively. The younger K-3 will have a benefit with regard to sensor tech.