Pentax K-3 vs Sony A7c

The following is a detailed review of the Pentax K-3 vs Sony A7c, former is a Advanced DSLR while the latter is a Advanced Mirrorless by companies Pentax and Sony. The resolution of the K-3 (24MP) and the A7c (24MP) is relatively close but the K-3 (APS-C) and A7c (Full frame) posses different sensor size.

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The K-3 was unveiled 7 years prior to the A7c which is a fairly serious difference as far as camera technology is concerned. Both the cameras feature different body design with the Pentax K-3 being a Mid-size SLR camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before diving into a thorough comparison, here is a brief introduction of how the K-3 matches up versus the A7c when considering portability, imaging, features and an overall mark.

This is a preview of the gallery photos for Pentax K-3 & Sony Alpha A7c. The full galleries are provided at Pentax K-3 Gallery & Sony A7c Gallery.

When you are going to travel with your camera frequently, you will have to factor its weight and proportions. The Pentax K-3 features external measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") along with a weight of 800 grams (1.76 lbs) whilst the Sony A7c has measurements of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") with a weight of 509 grams (1.12 lbs).

See the Pentax K-3 vs Sony A7c in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary dependant on the lens you choose at that moment. The following is a front view measurement comparison of the K-3 and the A7c.

Taking into consideration dimensions and weight, the portability grade of the K-3 and A7c is 59 and 78 respectively.

More often than not, its difficult to imagine the contrast in sensor dimensions just by looking through technical specs. The picture underneath may provide you a much better sense of the sensor sizing in the K-3 and A7c.

As you have seen, each of the cameras feature the identical megapixel count albeit different sensor dimensions. The K-3 includes the smaller sensor which should make getting shallower DOF more difficult. The more aged K-3 will be disadvantaged with regard to sensor technology.