Pentax K-5 II vs Sony A77

Let's take a closer look at the Pentax K-5 II versus Sony A77, both Advanced DSLR cameras by rivals Pentax and Sony. There is a sizeable difference among the resolutions of the K-5 II (16MP) and A77 (24MP) but both cameras boast the same sensor sizes (APS-C).

Photography Glossary

The K-5 II was announced 20 months later than the A77 making them a generation apart from each other. Each of these cameras have the same body design (Mid-size SLR).

Before getting into a comprehensive comparison, here is a short view of how the K-5 II matches up versus the A77 in regards to portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Pentax K-5 II and Sony SLT-A77. The whole galleries are viewable at Pentax K-5 II Gallery and Sony A77 Gallery.

If you are going to carry your camera regularly, you will need to take into account its weight and dimensions. The Pentax K-5 II has got exterior dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 760 grams (1.68 lbs) and the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 732 grams (1.61 lbs).

Analyze the Pentax K-5 II versus Sony A77 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilising during that time. Below is a front view over all size comparison of the K-5 II against the A77.

Taking into account size and weight, the portability grade of the K-5 II and A77 is 60 and 59 respectively.

In many cases, it's difficult to see the difference in sensor sizing merely by looking through specs. The visual underneath might offer you a far better sense of the sensor sizes in the K-5 II and A77.

All in all, both of those cameras have the same sensor dimensions but not the same megapixels. You should expect to see the Sony A77 to render greater detail with its extra 8 Megapixels. Greater resolution can also make it easier to crop photos a bit more aggressively. The more modern K-5 II will have a benefit with regard to sensor technology.