Pentax 645D vs Sony A200

Here is a in depth comparison of the Pentax 645D and Sony A200, one being a Pro DSLR and the other is a Entry-Level DSLR by brands Pentax and Sony. There exists a huge gap between the sensor resolutions of the 645D (40MP) and A200 (10MP) and the 645D (Medium format) and A200 (APS-C) posses totally different sensor measurements.

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The 645D was brought out 21 months later than the A200 making them a generation apart from one another. Both of these cameras have different body design with the Pentax 645D being a Large SLR camera and the Sony A200 being a Compact SLR camera.

Before delving right into a complete comparison, here is a brief summary of how the 645D scores versus the A200 with respect to portability, imaging, features and an overall rating.

The following is a sample of the gallery pictures for Pentax 645D and Sony Alpha DSLR-A200. The entire galleries are available at Pentax 645D Gallery and Sony A200 Gallery.

For those who are looking to carry your camera, you are going to need to think about its weight and measurements. The Pentax 645D provides external measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") accompanied by a weight of 1480 grams (3.26 lbs) while the Sony A200 has proportions of 131mm x 99mm x 71mm (5.2" x 3.9" x 2.8") having a weight of 572 grams (1.26 lbs).

See the Pentax 645D and Sony A200 in the new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change based on the lens you are employing during that time. Following is a front view measurements comparison of the 645D compared to the A200.

Looking at dimensions and weight, the portability grade of the 645D and A200 is 50 and 66 respectively.

Normally, its hard to visualise the contrast between sensor sizing just by reading through a spec sheet. The graphic here will provide you a far better sense of the sensor sizing in the 645D and A200.

As you can see, each of these cameras have different megapixel count and different sensor sizing. The 645D featuring a larger sensor will make shooting shallower DOF less difficult and the Pentax 645D will give you extra detail having its extra 30MP. Greater resolution can also allow you to crop photos a bit more aggressively. The fresher 645D will have a benefit in sensor innovation.