Canon 1Ds MIII vs Pentax 645Z

Let's look a bit more in depth at the Canon 1Ds MIII versus Pentax 645Z, both Pro DSLR cameras by manufacturers Canon and Pentax. There exists a crucial gap among the image resolutions of the 1Ds MIII (21MP) and 645Z (51MP) and the 1Ds MIII (Full frame) and 645Z (Medium format) possess totally different sensor size.

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The 1Ds MIII was brought out 6 years prior to the 645Z which is a fairly serious gap as far as camera technology is concerned. Both cameras offer the identical body type (Large SLR).

Before getting straight into a complete comparison, below is a quick summary of how the 1Ds MIII scores versus the 645Z in relation to portability, imaging, features and an overall score.

The following is a preview of the gallery images for Canon EOS-1Ds Mark III and Pentax 645Z. The entire galleries are available at Canon 1Ds MIII Gallery and Pentax 645Z Gallery.

For anyone who is aiming to carry around your camera, you need to take into account its weight and volume. The Canon 1Ds MIII has got outside measurements of 150mm x 160mm x 80mm (5.9" x 6.3" x 3.1") having a weight of 1385 grams (3.05 lbs) while the Pentax 645Z has sizing of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") and a weight of 1550 grams (3.42 lbs).

Compare the Canon 1Ds MIII versus Pentax 645Z in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached during that time. Below is the front view physical size comparison of the 1Ds MIII compared to the 645Z.

Looking at dimensions and weight, the portability grade of the 1Ds MIII and 645Z is 51 and 49 respectively.

Sometimes, it is very hard to envision the gap in sensor sizes merely by checking out technical specs. The image underneath should offer you a better sense of the sensor sizing in the 1Ds MIII and 645Z.

As you have seen, both the cameras offer different megapixels and different sensor sizes. The 1Ds MIII due to its smaller sensor will make achieving bokeh tougher and the Pentax 645Z will produce more detail having its extra 30MP. Higher resolution will allow you to crop shots a little more aggressively. The more aged 1Ds MIII will be behind when it comes to sensor innovation.