Pentax K-7 vs Sony RX1R

The following is a in-depth review of the Pentax K-7 and Sony RX1R, former is a Advanced DSLR while the latter is a Large Sensor Compact by companies Pentax and Sony. There is a considerable difference among the resolutions of the K-7 (15MP) and RX1R (24MP) and the K-7 (APS-C) and RX1R (Full frame) enjoy totally different sensor dimensions.

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The K-7 was introduced 4 years before the RX1R which is a fairly large difference as far as camera tech is concerned. Both of these cameras offer different body type with the Pentax K-7 being a Mid-size SLR camera and the Sony RX1R being a Large Sensor Compact camera.

Before we go in to a detailed comparison, below is a simple highlight of how the K-7 scores against the RX1R when it comes to portability, imaging, features and an overall mark.

This is a preview of the gallery images for Pentax K-7 & Sony Cyber-shot DSC-RX1R. The whole galleries are viewable at Pentax K-7 Gallery & Sony RX1R Gallery.

In case you're looking to travel with your camera frequently, you'll need to think about its weight and size. The Pentax K-7 has got external dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") along with a weight of 750 grams (1.65 lbs) while the Sony RX1R has specifications of 113mm x 65mm x 70mm (4.4" x 2.6" x 2.8") and a weight of 482 grams (1.06 lbs).

Examine the Pentax K-7 and Sony RX1R in our newest Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will change based on the lens you have chosen at the time. Following is the front view over all size comparison of the K-7 compared to the RX1R.

Taking into account size and weight, the portability rating of the K-7 and RX1R is 60 and 79 respectively.

Generally, its hard to see the gap in sensor dimensions just by researching a spec sheet. The picture here may offer you a much better sense of the sensor dimensions in the K-7 and RX1R.

Clearly, the two cameras offer different megapixel count and different sensor dimensions. The K-7 with its smaller sensor will make shooting shallow depth of field harder and the Sony RX1R will render greater detail using its extra 9MP. Higher resolution will also make it easier to crop shots a little more aggressively. The more aged K-7 will be behind in sensor technology.