Olympus SP-620 UZ vs Pentax 645D

In this article, we will be matching up the Olympus SP-620 UZ vs Pentax 645D, one being a Small Sensor Superzoom and the latter is a Pro DSLR by competitors Olympus and Pentax. There is a huge difference among the sensor resolutions of the SP-620 UZ (16MP) and 645D (40MP) and the SP-620 UZ (1/2.3") and 645D (Medium format) possess different sensor size.

Pentax 17 Pre-Orders Outperform Expectations by a Landslide

The SP-620 UZ was released 23 months later than the 645D which makes the cameras a generation apart from each other. Both of the cameras offer different body type with the Olympus SP-620 UZ being a Compact camera and the Pentax 645D being a Large SLR camera.

Before getting in to a thorough comparison, below is a quick summation of how the SP-620 UZ scores against the 645D with regard to portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Olympus SP-620 UZ and Pentax 645D. The complete galleries are available at Olympus SP-620 UZ Gallery and Pentax 645D Gallery.

For anyone who is going to carry your camera, you should take into account its weight and volume. The Olympus SP-620 UZ enjoys physical dimensions of 110mm x 74mm x 74mm (4.3" x 2.9" x 2.9") along with a weight of 435 grams (0.96 lbs) and the Pentax 645D has sizing of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs).

Analyze the Olympus SP-620 UZ vs Pentax 645D in the all new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have at that moment. Here is the front view size comparison of the SP-620 UZ against the 645D.

Factoring in size and weight, the portability score of the SP-620 UZ and 645D is 78 and 50 respectively.

Generally, it is very hard to picture the contrast in sensor sizing just by researching a spec sheet. The graphic below should give you a more clear sense of the sensor sizes in the SP-620 UZ and 645D.

As you can see, both of these cameras enjoy different megapixels and different sensor sizing. The SP-620 UZ due to its smaller sensor is going to make getting bokeh more challenging and the Pentax 645D will render extra detail as a result of its extra 24 Megapixels. Higher resolution can also enable you to crop pictures far more aggressively. The fresher SP-620 UZ provides an advantage when it comes to sensor technology.