Olympus E-400 vs Pentax 645Z

In this article, we will be matching up the Olympus E-400 versus Pentax 645Z, former being a Entry-Level DSLR while the latter is a Pro DSLR by rivals Olympus and Pentax. There exists a noticeable gap among the image resolutions of the E-400 (10MP) and 645Z (51MP) and the E-400 (Four Thirds) and 645Z (Medium format) use totally different sensor sizing.

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The E-400 was introduced 8 years prior to the 645Z and that is a fairly sizable difference as far as camera technology is concerned. Each of the cameras offer different body type with the Olympus E-400 being a Compact SLR camera and the Pentax 645Z being a Large SLR camera.

Before diving straight into a thorough comparison, below is a quick synopsis of how the E-400 scores against the 645Z in relation to portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Olympus E-400 & Pentax 645Z. The whole galleries are provided at Olympus E-400 Gallery & Pentax 645Z Gallery.

In case you're looking to carry your camera, you are going to need to factor in its weight and dimensions. The Olympus E-400 comes with outside measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") having a weight of 435 grams (0.96 lbs) while the Pentax 645Z has dimensions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") accompanied by a weight of 1550 grams (3.42 lbs).

Compare the Olympus E-400 versus Pentax 645Z in our newest Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change dependant on the lens you are utilizing during that time. The following is the front view measurements comparison of the E-400 and the 645Z.

Considering dimensions and weight, the portability score of the E-400 and 645Z is 77 and 49 respectively.

Normally, it is hard to see the contrast in sensor sizing just by checking out technical specs. The photograph underneath might provide you a clearer sense of the sensor measurements in the E-400 and 645Z.

As you can tell, the two cameras offer different megapixels and different sensor sizing. The E-400 having a smaller sensor will make achieving shallower depth of field trickier and the Pentax 645Z will produce more detail using its extra 41 Megapixels. Higher resolution will also make it easier to crop pictures a little more aggressively. The older E-400 will be disadvantaged when it comes to sensor technology.