Pentax K-5 vs Sony A330

Let's take a more detailed look at the Pentax K-5 vs Sony A330, former is a Advanced DSLR while the latter is a Entry-Level DSLR by companies Pentax and Sony. There is a substantial difference among the sensor resolutions of the K-5 (16MP) and A330 (10MP) but both cameras offer the same sensor size (APS-C).

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The K-5 was released 20 months after the A330 which makes them a generation away from each other. Each of the cameras have different body design with the Pentax K-5 being a Mid-size SLR camera and the Sony A330 being a Compact SLR camera.

Before diving straight to a in depth comparison, here is a concise summation of how the K-5 scores against the A330 in the way of portability, imaging, features and an overall mark.

Below is a preview of the gallery photos for Pentax K-5 & Sony Alpha DSLR-A330. The complete galleries are available at Pentax K-5 Gallery & Sony A330 Gallery.

If you're planning to travel with your camera often, you will need to consider its weight and proportions. The Pentax K-5 features exterior measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 740 grams (1.63 lbs) while the Sony A330 has measurements of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") accompanied by a weight of 529 grams (1.17 lbs).

Check the Pentax K-5 vs 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 are working with at that moment. Below is a front view over all size comparison of the K-5 vs the A330.

Taking into account size and weight, the portability grade of the K-5 and A330 is 60 and 67 respectively.

Usually, it is hard to see the contrast in sensor dimensions just by looking through technical specs. The picture underneath should provide you a more clear sense of the sensor sizing in the K-5 and A330.

As you can tell, both of these cameras provide the same sensor dimensions albeit not the same resolution. You can count on the Pentax K-5 to provide you with more detail as a result of its extra 6MP. Higher resolution will also make it easier to crop pictures more aggressively. The younger K-5 is going to have a benefit in sensor innovation.