Pentax 645Z vs Sony NEX-7

Lets look much closer at the Pentax 645Z vs Sony NEX-7, one being a Pro DSLR and the latter is a Advanced Mirrorless by rivals Pentax and Sony. There exists a crucial gap among the image resolutions of the 645Z (51MP) and NEX-7 (24MP) and the 645Z (Medium format) and NEX-7 (APS-C) provide different sensor sizes.

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The 645Z was manufactured 2 years later than the NEX-7 and that is a fairly serious gap as far as camera technology is concerned. Each of these cameras have different body design with the Pentax 645Z being a Large SLR camera and the Sony NEX-7 being a Rangefinder-style mirrorless camera.

Before delving into a complete comparison, here is a concise introduction of how the 645Z grades versus the NEX-7 in regards to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Pentax 645Z and Sony Alpha NEX-7. The entire galleries are provided at Pentax 645Z Gallery and Sony NEX-7 Gallery.

For those who are going to lug around your camera frequently, you'll need to factor in its weight and size. The Pentax 645Z has got outer measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") having a weight of 1550 grams (3.42 lbs) whilst the Sony NEX-7 has specifications of 120mm x 67mm x 43mm (4.7" x 2.6" x 1.7") accompanied by a weight of 400 grams (0.88 lbs).

Look at the Pentax 645Z vs Sony NEX-7 in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with during that time. The following is a front view measurements comparison of the 645Z and the NEX-7.

Looking at dimensions and weight, the portability rating of the 645Z and NEX-7 is 49 and 84 respectively.

Quite often, it can be tough to picture the gap in sensor measurements simply by looking through specs. The graphic here may give you a clearer sense of the sensor measurements in the 645Z and NEX-7.

As you can plainly see, both of those cameras provide different megapixel count and different sensor measurements. The 645Z because of its bigger sensor is going to make shooting shallow depth of field less difficult and the Pentax 645Z will result in greater detail due to its extra 27 Megapixels. Higher resolution can also enable you to crop pictures more aggressively. The more modern 645Z should have a benefit in sensor innovation.