Pentax 645D vs Sony RX100 VA

In this article, we are contrasting the Pentax 645D versus Sony RX100 VA, former is a Pro DSLR while the other is a Large Sensor Compact by rivals Pentax and Sony. There exists a substantial gap among the sensor resolutions of the 645D (40MP) and RX100 VA (20MP) and the 645D (Medium format) and RX100 VA (1") possess different sensor measurements.

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The 645D was unveiled 9 years before the RX100 VA which is a fairly big difference as far as camera technology is concerned. Both of these cameras offer different body type with the Pentax 645D being a Large SLR camera and the Sony RX100 VA being a Large Sensor Compact camera.

Before we go straight into a complete comparison, below is a short view of how the 645D matches up versus the RX100 VA with regards to portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Pentax 645D & Sony Cyber-shot DSC-RX100 V(A). The full galleries are available at Pentax 645D Gallery & Sony RX100 VA Gallery.

For anybody who is looking to travel with your camera frequently, you'll have to think about its weight and measurements. The Pentax 645D features 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) while the Sony RX100 VA has proportions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") along with a weight of 299 grams (0.66 lbs).

Contrast the Pentax 645D versus Sony RX100 VA in our newest Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you use at that time. Underneath is the front view proportions comparison of the 645D against the RX100 VA.

Considering dimensions and weight, the portability score of the 645D and RX100 VA is 50 and 89 respectively.

Normally, it is very difficult to imagine the contrast in sensor dimensions merely by looking through specs. The pic here should provide you a much better sense of the sensor sizing in the 645D and RX100 VA.

As you can plainly see, both of those cameras offer different megapixels and different sensor dimensions. The 645D having a larger sensor is going to make getting shallower depth of field easier and the Pentax 645D will render more detail having an extra 20 Megapixels. Greater resolution can also let you crop images a little more aggressively. The more aged 645D will be disadvantaged in sensor technology.