Panasonic SZ7 vs Pentax 645D

In this write-up, we are matching up the Panasonic SZ7 vs Pentax 645D, one being a Small Sensor Compact and the other is a Pro DSLR by competitors Panasonic and Pentax. There is a sizeable difference between the resolutions of the SZ7 (14MP) and 645D (40MP) and the SZ7 (1/2.3") and 645D (Medium format) enjoy different sensor sizing.

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The SZ7 was released 23 months later than the 645D making the cameras a generation apart from each other. Both cameras offer different body type with the Panasonic SZ7 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before we go in to a detailed comparison, below is a brief overview of how the SZ7 matches up versus the 645D in relation to portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Panasonic Lumix DMC-SZ7 and Pentax 645D. The complete galleries are available at Panasonic SZ7 Gallery and Pentax 645D Gallery.

If you are aiming to lug around your camera regularly, you'll need to consider its weight and proportions. The Panasonic SZ7 comes with external measurements of 99mm x 59mm x 21mm (3.9" x 2.3" x 0.8") accompanied by a weight of 133 grams (0.29 lbs) while the Pentax 645D has measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") having a weight of 1480 grams (3.26 lbs).

Look at the Panasonic SZ7 vs Pentax 645D in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you have chosen during that time. Below is the front view physical size comparison of the SZ7 vs the 645D.

Factoring in size and weight, the portability grade of the SZ7 and 645D is 95 and 50 respectively.

Oftentimes, its hard to imagine the contrast between sensor measurements simply by checking technical specs. The photograph underneath may give you a clearer sense of the sensor measurements in the SZ7 and 645D.

As you can tell, both of these cameras offer different megapixels and different sensor measurements. The SZ7 because of its tinier sensor is going to make shooting shallower depth of field harder and the Pentax 645D will resolve greater detail as a result of its extra 26MP. Greater resolution will enable you to crop photos a little more aggressively. The more modern SZ7 provides an advantage with regard to sensor technology.