Nikon D5 vs Pentax 645D

Below, we will be comparing the Nikon D5 vs Pentax 645D, both Pro DSLR digital cameras by rivals Nikon and Pentax. There is a substantial difference between the sensor resolutions of the D5 (21MP) and 645D (40MP) and the D5 (Full frame) and 645D (Medium format) enjoy different sensor sizing.

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The D5 was announced 5 years later than the 645D and that is quite a big difference as far as tech is concerned. Both the cameras come with the identical body type (Large SLR).

Before getting through a detailed comparison, below is a quick synopsis of how the D5 scores vs the 645D in terms of portability, imaging, features and an overall grade.

The following is a preview of the gallery photos for Nikon D5 & Pentax 645D. The whole galleries are viewable at Nikon D5 Gallery & Pentax 645D Gallery.

In case you're aiming to lug around your camera regularly, you have to factor its weight and size. The Nikon D5 comes with outside dimensions of 160mm x 158.5mm x 92mm (6.3" x 6.2" x 3.6") and a weight of 1415 grams (3.12 lbs) and the Pentax 645D has specifications of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") having a weight of 1480 grams (3.26 lbs).

Analyze the Nikon D5 vs Pentax 645D in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary dependant on the lens you have chosen during that time. Following is the front view proportions comparison of the D5 against the 645D.

Considering size and weight, the portability grade of the D5 and 645D is 50 and 50 respectively.

Generally, it is hard to visualize the difference between sensor measurements only by looking at specifications. The photograph below might give you a much better sense of the sensor sizes in the D5 and 645D.

To sum up, both the cameras posses different resolutions and different sensor measurements. The D5 using its tinier sensor is going to make getting bokeh tougher and the Pentax 645D will give you more detail with its extra 19 Megapixels. Higher resolution will enable you to crop pictures somewhat more aggressively. The newer D5 provides an edge when it comes to sensor innovation.