Pentax 645D vs Sony H70

Let's look closer at the Pentax 645D versus Sony H70, one being a Pro DSLR and the other is a Small Sensor Compact by rivals Pentax and Sony. There exists a significant gap among the sensor resolutions of the 645D (40MP) and H70 (16MP) and the 645D (Medium format) and H70 (1/2.3") enjoy totally different sensor dimensions.

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The 645D was announced 10 months prior to the H70 which means that they are both of a similar generation. Both the cameras offer different body type with the Pentax 645D being a Large SLR camera and the Sony H70 being a Compact camera.

Before getting in to a step-by-step comparison, below is a concise synopsis of how the 645D scores vs the H70 when it comes to portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Pentax 645D and Sony Cyber-shot DSC-H70. The whole galleries are viewable at Pentax 645D Gallery and Sony H70 Gallery.

In case you're planning to lug around your camera often, you're going to have to take into account its weight and dimensions. The Pentax 645D features outside measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") and a weight of 1480 grams (3.26 lbs) while the Sony H70 has dimensions of 102mm x 58mm x 29mm (4.0" x 2.3" x 1.1") with a weight of 194 grams (0.43 lbs).

Examine the Pentax 645D versus Sony H70 in the all new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilizing at the time. Below is the front view overall size comparison of the 645D versus the H70.

Considering dimensions and weight, the portability grade of the 645D and H70 is 50 and 93 respectively.

Quite often, it can be hard to envision the difference in sensor measurements just by viewing technical specs. The graphic underneath should give you a stronger sense of the sensor sizing in the 645D and H70.

As you have seen, the 2 cameras enjoy different megapixel count and different sensor measurements. The 645D having a larger sensor will make achieving shallow depth of field easier and the Pentax 645D will provide you with greater detail with its extra 24 Megapixels. Greater resolution will let you crop images far more aggressively. The older 645D will be behind in sensor innovation.