Pentax K20D vs Sigma SD1 Merrill

In this article, we are analyzing the Pentax K20D vs Sigma SD1 Merrill, both Advanced DSLR cameras by companies Pentax and Sigma. The resolution of the K20D (15MP) and the SD1 Merrill (15MP) is fairly close and they come with the same exact sensor measurements (APS-C).

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The K20D was revealed 4 years before the SD1 Merrill and that is a fairly large gap as far as camera tech is concerned. Both of the cameras offer the identical body type (Mid-size SLR).

Before we go through a thorough comparison, below is a simple summary of how the K20D matches up versus the SD1 Merrill with regard to portability, imaging, features and an overall grade.

Below is a sample of the gallery pictures for Pentax K20D and Sigma SD1 Merrill. The full galleries are provided at Pentax K20D Gallery and Sigma SD1 Merrill Gallery.

For anyone who is intending to lug around your camera frequently, you have to consider its weight and proportions. The Pentax K20D has got exterior measurements of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") along with a weight of 800 grams (1.76 lbs) and the Sigma SD1 Merrill has measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") with a weight of 790 grams (1.74 lbs).

Contrast the Pentax K20D vs Sigma SD1 Merrill in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at the time. Underneath is the front view physical size comparison of the K20D vs the SD1 Merrill.

Taking into consideration size and weight, the portability rating of the K20D and SD1 Merrill is 59 and 57 respectively.

Generally, it's hard to envision the gap in sensor measurements only by looking through specifications. The visual here should give you a greater sense of the sensor measurements in the K20D and SD1 Merrill.

To sum up, both of those cameras offer the same exact sensor sizing and the same exact resolution and you should expect comparable quality of pictures although you will need to take the release date of the cameras into account. The older K20D will be disadvantaged with regard to sensor tech.