Pentax K-7 vs Sony A99

Lets look a bit more in depth at the Pentax K-7 and Sony A99, both Advanced DSLR cameras by brands Pentax and Sony. There exists a substantial gap among the image resolutions of the K-7 (15MP) and A99 (24MP) and the K-7 (APS-C) and A99 (Full frame) feature totally different sensor dimensions.

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The K-7 was released 4 years earlier than the A99 and that is a fairly big difference as far as camera technology is concerned. Each of these cameras offer the identical body type (Mid-size SLR).

Before diving straight into a comprehensive comparison, below is a brief summary of how the K-7 grades vs the A99 in relation to portability, imaging, features and an overall grade.

Below is a preview of the gallery photos for Pentax K-7 & Sony SLT-A99. The complete galleries are provided at Pentax K-7 Gallery & Sony A99 Gallery.

When you are looking to lug around your camera often, you will want to factor in its weight and dimensions. The Pentax K-7 enjoys outside dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") and a weight of 750 grams (1.65 lbs) whilst the Sony A99 has dimensions of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).

Contrast the Pentax K-7 and Sony A99 in our brand new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ based on the lens you select at that time. Here is the front view over all size comparison of the K-7 versus the A99.

Taking into account dimensions and weight, the portability grade of the K-7 and A99 is 60 and 57 respectively.

Normally, it can be difficult to visualise the difference in sensor measurements purely by viewing technical specs. The graphic underneath may provide you a stronger sense of the sensor dimensions in the K-7 and A99.

As you can tell, the 2 cameras offer different megapixel count and different sensor measurements. The K-7 due to its smaller sensor will make shooting bokeh more challenging and the Sony A99 will provide you with greater detail as a result of its extra 9MP. Higher resolution can also help you crop pictures a little more aggressively. The older K-7 will be behind with regard to sensor technology.