Pentax 645Z vs Sony QX30

Lets look a little more closely at the Pentax 645Z vs Sony QX30, one being a Pro DSLR and the other is a Lens-style by companies Pentax and Sony. There exists a huge gap between the image resolutions of the 645Z (51MP) and QX30 (20MP) and the 645Z (Medium format) and QX30 (1/2.3") offer totally different sensor sizes.

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The 645Z was brought out 4 months prior to the QX30 and they are both of a similar generation. Both cameras have different body design with the Pentax 645Z being a Large SLR camera and the Sony QX30 being a Lens-style camera.

Before going into a complete comparison, here is a simple overview of how the 645Z scores against the QX30 in regards to portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Pentax 645Z and Sony Cyber-shot DSC-QX30. The entire galleries are provided at Pentax 645Z Gallery and Sony QX30 Gallery.

For anybody who is planning to lug around your camera, you will need to think about its weight and dimensions. The Pentax 645Z provides outside measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") and a weight of 1550 grams (3.42 lbs) and the Sony QX30 has dimensions of 68mm x 65mm x 58mm (2.7" x 2.6" x 2.3") having a weight of 193 grams (0.43 lbs).

Look at the Pentax 645Z vs Sony QX30 in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at that time. Here is a front view sizing comparison of the 645Z versus the QX30.

Looking at dimensions and weight, the portability score of the 645Z and QX30 is 49 and 91 respectively.

Quite often, it is very tough to visualise the gap between sensor measurements purely by reviewing a spec sheet. The visual here may provide you a stronger sense of the sensor measurements in the 645Z and QX30.

As you can see, each of the cameras have different megapixel count and different sensor measurements. The 645Z due to its larger sensor will make shooting shallower depth of field simpler and the Pentax 645Z will deliver more detail having its extra 31 Megapixels. Greater resolution will also enable you to crop photos a bit more aggressively.