Pentax K-r vs Sony A330

Its time to look more in depth at the Pentax K-r versus Sony A330, both Entry-Level DSLR cameras by manufacturers Pentax and Sony. The resolution of the K-r (12MP) and the A330 (10MP) is very comparable and both cameras provide the identical sensor sizes (APS-C).

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The K-r was revealed 23 months after the A330 making them a generation away from one another. Both cameras feature the same body design (Compact SLR).

Before getting into a complete comparison, here is a brief introduction of how the K-r scores against the A330 in regards to portability, imaging, features and an overall score.

This is a sample of the gallery pics for Pentax K-r and Sony Alpha DSLR-A330. The full galleries are available at Pentax K-r Gallery and Sony A330 Gallery.

For those who are intending to carry around your camera, you should take into account its weight and proportions. The Pentax K-r enjoys outer measurements of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") and a weight of 598 grams (1.32 lbs) while the Sony A330 has measurements of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") with a weight of 529 grams (1.17 lbs).

Compare the Pentax K-r versus Sony A330 in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you choose during that time. Underneath is a front view overall size comparison of the K-r against the A330.

Factoring in dimensions and weight, the portability score of the K-r and A330 is 67 and 67 respectively.

Normally, it is very difficult to visualize the gap in sensor sizes purely by seeing specs. The image below might give you a stronger sense of the sensor measurements in the K-r and A330.

All in all, each of these cameras come with the identical sensor size but different resolution. You should expect to see the Pentax K-r to provide extra detail because of its extra 2MP. Greater resolution can also allow you to crop images a good deal more aggressively. The newer K-r provides an edge in sensor innovation.