Pentax K-500 vs Sony A55

Lets look a little more closely at the Pentax K-500 and Sony A55, both Entry-Level DSLR digital cameras by brands Pentax and Sony. The image resolution of the K-500 (16MP) and the A55 (16MP) is very similar and both cameras posses the same sensor size (APS-C).

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The K-500 was launched 3 years after the A55 which is quite a significant difference as far as tech is concerned. Both the cameras have the same body design (Compact SLR).

Before delving right into a complete comparison, here is a simple highlight of how the K-500 scores vs the A55 for portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Pentax K-500 & Sony SLT-A55. The complete galleries are viewable at Pentax K-500 Gallery & Sony A55 Gallery.

For anyone who is aiming to travel with your camera regularly, you will want to factor in its weight and size. The Pentax K-500 has external dimensions of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 646 grams (1.42 lbs) whilst the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 500 grams (1.10 lbs).

Contrast the Pentax K-500 and Sony A55 in our newest Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary depending on the lens you use at the time. Following is a front view size comparison of the K-500 versus the A55.

Factoring in size and weight, the portability score of the K-500 and A55 is 64 and 67 respectively.

Often, it's hard to visualize the gap between sensor dimensions purely by going over a spec sheet. The picture below may offer you a more clear sense of the sensor sizes in the K-500 and A55.

Clearly, the 2 cameras have the same sensor dimensions and the exact same resolution therefore you can expect similar quality of images though you should consider the launch date of the products into consideration. The newer K-500 should have an advantage when it comes to sensor tech.