Pentax 645D vs Pentax Q7

Below, we will be contrasting the Pentax 645D and Pentax Q7, former is a Pro DSLR while the latter is a Entry-Level Mirrorless and both of them are offered by Pentax. There exists a sizable gap between the sensor resolutions of the 645D (40MP) and Q7 (12MP) and the 645D (Medium format) and Q7 (1/1.7") come with totally different sensor size.

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The 645D was launched 4 years earlier than the Q7 which is quite a significant difference as far as technology is concerned. Both of these cameras come with different body type with the Pentax 645D being a Large SLR camera and the Pentax Q7 being a Rangefinder-style mirrorless camera.

Before going straight into a in-depth comparison, below is a simple summary of how the 645D grades vs the Q7 when considering portability, imaging, features and an overall score.

Below is a preview of the gallery images for Pentax 645D & Pentax Q7. The complete galleries are provided at Pentax 645D Gallery & Pentax Q7 Gallery.

When you are going to carry around your camera frequently, you'll have to think about its weight and size. The Pentax 645D comes with exterior dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs) while the Pentax Q7 has specifications of 102mm x 58mm x 34mm (4.0" x 2.3" x 1.3") accompanied by a weight of 200 grams (0.44 lbs).

Analyze the Pentax 645D and Pentax Q7 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will vary depending on the lens you are utilizing at that moment. Below is the front view scale comparison of the 645D compared to the Q7.

Looking at dimensions and weight, the portability grade of the 645D and Q7 is 50 and 92 respectively.

Quite often, it can be difficult to envision the contrast between sensor sizes only by looking at a spec sheet. The image below should give you a greater sense of the sensor dimensions in the 645D and Q7.

As you can see, each of the cameras posses different resolutions and different sensor sizes. The 645D featuring a bigger sensor will make achieving shallower depth of field simpler and the Pentax 645D will give you extra detail utilizing its extra 28MP. Higher resolution will help you crop photographs somewhat more aggressively. The more aged 645D is going to be disadvantaged in sensor innovation.