Pentax K-3 II vs Sony A77

Lets look a little more in depth at the Pentax K-3 II versus Sony A77, both Advanced DSLR cameras by brands Pentax and Sony. The image resolution of the K-3 II (24MP) and the A77 (24MP) is very close and they enjoy the same exact sensor sizing (APS-C).

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The K-3 II was introduced 3 years after the A77 which is a fairly sizable gap as far as camera technology is concerned. Both of these cameras offer the identical body type (Mid-size SLR).

Before diving in to a in-depth comparison, below is a brief view of how the K-3 II scores against the A77 in the way of portability, imaging, features and an overall mark.

This is a sample of the gallery pics for Pentax K-3 II and Sony SLT-A77. The whole galleries are available at Pentax K-3 II Gallery and Sony A77 Gallery.

When you are planning to travel with your camera frequently, you are going to need to factor in its weight and proportions. The Pentax K-3 II offers outer dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs) and the Sony A77 has measurements of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 732 grams (1.61 lbs).

Look at the Pentax K-3 II versus Sony A77 in the all new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary based on the lens you are working with at the time. The following is the front view measurement comparison of the K-3 II and the A77.

Taking into consideration dimensions and weight, the portability score of the K-3 II and A77 is 59 and 59 respectively.

More often than not, it is very difficult to picture the difference in sensor dimensions merely by researching a spec sheet. The image below might provide you a clearer sense of the sensor sizes in the K-3 II and A77.

Clearly, both of those cameras enjoy the same exact sensor sizing and the same resolution and you should expect comparable quality of photographs but you have to factor the production date of the cameras into account. The fresher K-3 II should have a benefit in sensor tech.