Pentax K-3 vs Sigma SD1 Merrill

The following is a extensive overview of the Pentax K-3 and Sigma SD1 Merrill, both Advanced DSLR digital cameras by competitors Pentax and Sigma. There is a huge difference between the sensor resolutions of the K-3 (24MP) and SD1 Merrill (15MP) but they possess the same exact sensor sizes (APS-C).

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The K-3 was released 2 years after the SD1 Merrill which is quite a significant gap as far as tech is concerned. Both of these cameras offer the identical body type (Mid-size SLR).

Before going through a more detailed comparison, below is a quick summary of how the K-3 matches up versus the SD1 Merrill in relation to portability, imaging, features and an overall mark.

The following is a preview of the gallery images for Pentax K-3 and Sigma SD1 Merrill. The complete galleries are available at Pentax K-3 Gallery and Sigma SD1 Merrill Gallery.

For those who are going to travel with your camera regularly, you have to factor its weight and volume. The Pentax K-3 has got physical dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") and a weight of 800 grams (1.76 lbs) while the Sigma SD1 Merrill has sizing of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") along with a weight of 790 grams (1.74 lbs).

Contrast the Pentax K-3 and Sigma SD1 Merrill in the all new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use during that time. Here is the front view proportions comparison of the K-3 versus the SD1 Merrill.

Considering size and weight, the portability rating of the K-3 and SD1 Merrill is 59 and 57 respectively.

Often, it is very tough to imagine the gap between sensor dimensions purely by reading specs. The image here might offer you a greater sense of the sensor sizes in the K-3 and SD1 Merrill.

All in all, the 2 cameras offer the same exact sensor sizing albeit different resolution. You should expect the Pentax K-3 to offer greater detail as a result of its extra 9 Megapixels. Higher resolution will help you crop pictures a little more aggressively. The more recent K-3 should have a benefit in sensor innovation.