Pentax 645D vs Sony HX90V

Below, we are matching up the Pentax 645D vs Sony HX90V, one is a Pro DSLR and the other is a Small Sensor Superzoom by manufacturers Pentax and Sony. There is a significant difference among the sensor resolutions of the 645D (40MP) and HX90V (18MP) and the 645D (Medium format) and HX90V (1/2.3") use different sensor size.

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The 645D was unveiled 6 years prior to the HX90V which is a fairly sizable gap as far as camera tech is concerned. Both of the cameras come with different body type with the Pentax 645D being a Large SLR camera and the Sony HX90V being a Compact camera.

Before we go in to a in-depth comparison, below is a brief view of how the 645D scores versus the HX90V in terms of portability, imaging, features and an overall score.

Here is a sample of the gallery pictures for Pentax 645D and Sony Cyber-shot DSC-HX90V. The full galleries are viewable at Pentax 645D Gallery and Sony HX90V Gallery.

For those who are planning to carry around your camera, you are going to need to think about its weight and volume. The Pentax 645D offers outer measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") along with a weight of 1480 grams (3.26 lbs) whilst the Sony HX90V has sizing of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") along with a weight of 245 grams (0.54 lbs).

Check out the Pentax 645D vs Sony HX90V in the all new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you choose during that time. Below is the front view dimensions comparison of the 645D and the HX90V.

Taking into account size and weight, the portability rating of the 645D and HX90V is 50 and 91 respectively.

Generally, it can be difficult to visualize the gap in sensor sizes only by looking through technical specs. The picture underneath might give you a better sense of the sensor measurements in the 645D and HX90V.

As you can tell, the 2 cameras have got different megapixels and different sensor sizes. The 645D with its larger sensor is going to make shooting shallower depth of field less difficult and the Pentax 645D will render more detail having an extra 22MP. Greater resolution can also make it easier to crop images much more aggressively. The more aged 645D will be disadvantaged when it comes to sensor technology.