Pentax 645Z vs Pentax E85

Let's take a deeper look at the Pentax 645Z versus Pentax E85, former is a Pro DSLR while the other is a Small Sensor Compact and both of them are manufactured by Pentax. There exists a large gap between the image resolutions of the 645Z (51MP) and E85 (12MP) and the 645Z (Medium format) and E85 (1/2.3") enjoy different sensor dimensions.

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The 645Z was brought out 4 years after the E85 which is quite a serious difference as far as technology is concerned. Each of the cameras offer different body type with the Pentax 645Z being a Large SLR camera and the Pentax E85 being a Compact camera.

Before delving in to a in-depth comparison, below is a brief synopsis of how the 645Z matches up vs the E85 with regard to portability, imaging, features and an overall score.

This is a sample of the gallery pics for Pentax 645Z & Pentax Optio E85. The entire galleries are provided at Pentax 645Z Gallery & Pentax E85 Gallery.

For those who are looking to carry around your camera often, you have to factor in its weight and size. The Pentax 645Z features exterior measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") having a weight of 1550 grams (3.42 lbs) while the Pentax E85 has specifications of 93mm x 58mm x 24mm (3.7" x 2.3" x 0.9") along with a weight of 145 grams (0.32 lbs).

Check the Pentax 645Z versus Pentax E85 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change depending on the lens you have attached at that moment. Below is the front view over all size comparison of the 645Z versus the E85.

Considering dimensions and weight, the portability score of the 645Z and E85 is 49 and 95 respectively.

Quite often, it is very hard to visualize the difference between sensor sizes simply by going over a spec sheet. The pic below will give you a far better sense of the sensor measurements in the 645Z and E85.

Clearly, the 2 cameras enjoy different megapixel count and different sensor sizes. The 645Z featuring a larger sensor is going to make getting shallow DOF simpler and the Pentax 645Z will offer you greater detail having its extra 39 Megapixels. Greater resolution will also let you crop images far more aggressively. The more recent 645Z should have an advantage in sensor tech.