Nikon D5 vs Pentax 645Z

Here is a complete assessment of the Nikon D5 and Pentax 645Z, both Pro DSLR cameras by competitors Nikon and Pentax. There exists a crucial gap among the sensor resolutions of the D5 (21MP) and 645Z (51MP) and the D5 (Full frame) and 645Z (Medium format) possess different sensor dimensions.

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The D5 was revealed 21 months later than the 645Z which makes the cameras a generation apart from one another. Both of the cameras come with the identical body type (Large SLR).

Before diving through a detailed comparison, below is a brief synopsis of how the D5 matches up against the 645Z in regards to portability, imaging, features and an overall rating.

This is a preview of the gallery images for Nikon D5 and Pentax 645Z. The full galleries are viewable at Nikon D5 Gallery and Pentax 645Z Gallery.

For anybody who is planning to carry your camera regularly, you have to take into account its weight and volume. The Nikon D5 offers physical measurements of 160mm x 158.5mm x 92mm (6.3" x 6.2" x 3.6") with a weight of 1415 grams (3.12 lbs) while the Pentax 645Z has sizing of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") having a weight of 1550 grams (3.42 lbs).

Analyze the Nikon D5 and Pentax 645Z in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you have attached at that time. The following is the front view overall size comparison of the D5 against the 645Z.

Factoring in dimensions and weight, the portability score of the D5 and 645Z is 50 and 49 respectively.

More often than not, it's hard to picture the gap in sensor sizing merely by checking out a spec sheet. The visual below might offer you a more clear sense of the sensor measurements in the D5 and 645Z.

As you can see, the 2 cameras posses different resolutions and different sensor sizing. The D5 using its smaller sensor is going to make achieving shallow DOF harder and the Pentax 645Z will provide greater detail because of its extra 30MP. Higher resolution will make it easier to crop photographs somewhat more aggressively. The fresher D5 should have an edge with regard to sensor tech.