Panasonic G85 vs Pentax 645Z

Below is a extended assessment of the Panasonic G85 vs Pentax 645Z, one being a Advanced Mirrorless and the other is a Pro DSLR by competitors Panasonic and Pentax. There is a big difference between the image resolutions of the G85 (16MP) and 645Z (51MP) and the G85 (Four Thirds) and 645Z (Medium format) possess totally different sensor dimensions.

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The G85 was brought out 2 years later than the 645Z and that is quite a big gap as far as tech is concerned. Each of the cameras come with different body type with the Panasonic G85 being a SLR-style mirrorless camera and the Pentax 645Z being a Large SLR camera.

Before delving through a in-depth comparison, below is a simple introduction of how the G85 scores against the 645Z when considering portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Panasonic Lumix DMC-G85 and Pentax 645Z. The entire galleries are viewable at Panasonic G85 Gallery and Pentax 645Z Gallery.

For anyone who is intending to lug around your camera frequently, you're going to have to factor its weight and measurements. The Panasonic G85 offers outside dimensions of 128mm x 89mm x 74mm (5.0" x 3.5" x 2.9") having a weight of 505 grams (1.11 lbs) and the Pentax 645Z has proportions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") and a weight of 1550 grams (3.42 lbs).

Compare the Panasonic G85 vs Pentax 645Z in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that moment. Following is the front view physical size comparison of the G85 compared to the 645Z.

Taking into consideration size and weight, the portability grade of the G85 and 645Z is 69 and 49 respectively.

Often, it's tough to see the contrast between sensor measurements purely by reviewing a spec sheet. The graphic below might offer you a stronger sense of the sensor dimensions in the G85 and 645Z.

As you can see, both of these cameras posses different megapixels and different sensor measurements. The G85 due to its tinier sensor will make achieving bokeh tougher and the Pentax 645Z will offer you extra detail having its extra 35 Megapixels. Greater resolution will make it easier to crop photos somewhat more aggressively. The more recent G85 will have an advantage in sensor technology.