Fujifilm S3 Pro vs Pentax 645Z

Below, we are evaluating the Fujifilm S3 Pro versus Pentax 645Z, both Pro DSLR digital cameras by brands FujiFilm and Pentax. There exists a noticeable gap between the sensor resolutions of the Fujifilm S3 Pro (6MP) and 645Z (51MP) and the Fujifilm S3 Pro (APS-C) and 645Z (Medium format) possess different sensor dimensions.

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The Fujifilm S3 Pro was launched 10 years before the 645Z and that is quite a sizable difference as far as technology is concerned. Both of these cameras come with the identical body type (Large SLR).

Before getting straight into a complete comparison, below is a brief summation of how the Fujifilm S3 Pro grades vs the 645Z in relation to portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Fujifilm FinePix S3 Pro & Pentax 645Z. The complete galleries are available at Fujifilm S3 Pro Gallery & Pentax 645Z Gallery.

For those who are aiming to carry your camera, you have to consider its weight and proportions. The Fujifilm S3 Pro offers physical dimensions of 148mm x 135mm x 80mm (5.8" x 5.3" x 3.1") accompanied by a weight of 930 grams (2.05 lbs) whilst the Pentax 645Z has measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") with a weight of 1550 grams (3.42 lbs).

Take a look at the Fujifilm S3 Pro versus Pentax 645Z in our completely new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary based on the lens you select during that time. Here is the front view dimension comparison of the Fujifilm S3 Pro vs the 645Z.

Considering dimensions and weight, the portability grade of the Fujifilm S3 Pro and 645Z is 54 and 49 respectively.

More often than not, it's tough to picture the contrast between sensor sizing purely by reviewing specs. The visual here will help provide you a clearer sense of the sensor dimensions in the Fujifilm S3 Pro and 645Z.

All in all, both of these cameras posses different resolutions and different sensor sizing. The Fujifilm S3 Pro due to its tinier sensor is going to make achieving bokeh more difficult and the Pentax 645Z will offer greater detail utilizing its extra 45MP. Greater resolution will also help you crop images somewhat more aggressively. The older Fujifilm S3 Pro is going to be behind when it comes to sensor technology.