Pentax 645Z vs Sony A200

In this write-up, we will be reviewing the Pentax 645Z vs Sony A200, former being a Pro DSLR while the latter is a Entry-Level DSLR by brands Pentax and Sony. There is a considerable difference between the image resolutions of the 645Z (51MP) and A200 (10MP) and the 645Z (Medium format) and A200 (APS-C) enjoy different sensor dimensions.

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The 645Z was launched 5 years later than the A200 and that is quite a large difference as far as tech is concerned. Both the cameras offer different body type with the Pentax 645Z being a Large SLR camera and the Sony A200 being a Compact SLR camera.

Before delving through a full comparison, below is a short view of how the 645Z matches up against the A200 with regards to portability, imaging, features and an overall rating.

This is a preview of the gallery images for Pentax 645Z & Sony Alpha DSLR-A200. The complete galleries are provided at Pentax 645Z Gallery & Sony A200 Gallery.

For those who are aiming to carry your camera, you're going to have to factor in its weight and proportions. The Pentax 645Z comes with external measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") accompanied by a weight of 1550 grams (3.42 lbs) whilst the Sony A200 has measurements of 131mm x 99mm x 71mm (5.2" x 3.9" x 2.8") along with a weight of 572 grams (1.26 lbs).

Compare the Pentax 645Z vs Sony A200 in our newest Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change dependant on the lens you use at that time. Here is the front view proportions comparison of the 645Z compared to the A200.

Factoring in size and weight, the portability score of the 645Z and A200 is 49 and 66 respectively.

Usually, its difficult to picture the contrast between sensor sizing only by reading through technical specs. The graphic underneath should offer you a better sense of the sensor sizing in the 645Z and A200.

As you have seen, both of the cameras offer different megapixels and different sensor sizing. The 645Z featuring a bigger sensor is going to make achieving shallow DOF easier and the Pentax 645Z will give extra detail utilizing its extra 41 Megapixels. Higher resolution will enable you to crop pictures a little more aggressively. The more modern 645Z provides an edge with regard to sensor technology.