Pentax K-r vs Sony A450

Here is a comprehensive review of the Pentax K-r vs Sony A450, both Entry-Level DSLR digital cameras by competitors Pentax and Sony. The sensor resolution of the K-r (12MP) and the A450 (14MP) is pretty well matched and they enjoy the exact same sensor measurements (APS-C).

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The K-r was announced 15 months later than the A450 which makes the cameras a generation apart from each other. Both the cameras come with the identical body type (Compact SLR).

Before going through a full comparison, below is a simple summation of how the K-r grades vs the A450 with respect to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Pentax K-r and Sony Alpha DSLR-A450. The whole galleries are available at Pentax K-r Gallery and Sony A450 Gallery.

If you are going to carry your camera, you will want to consider its weight and dimensions. The Pentax K-r offers physical dimensions of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") accompanied by a weight of 598 grams (1.32 lbs) and the Sony A450 has dimensions of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") and a weight of 560 grams (1.23 lbs).

Analyze the Pentax K-r vs Sony A450 in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you choose at that time. Following is the front view scale comparison of the K-r and the A450.

Using size and weight, the portability grade of the K-r and A450 is 67 and 65 respectively.

Generally, it is hard to imagine the gap between sensor sizing only by reading through specs. The photograph underneath may give you a clearer sense of the sensor dimensions in the K-r and A450.

All in all, both cameras posses the exact same sensor measurements albeit different resolution. You should expect the Sony A450 to give greater detail with its extra 2 Megapixels. Higher resolution will also let you crop pictures somewhat more aggressively. The more recent K-r provides an advantage in sensor technology.