Olympus E-510 vs Pentax K-7

Lets look a bit more in depth at the Olympus E-510 vs Pentax K-7, both Advanced DSLR cameras by brands Olympus and Pentax. There exists a substantial gap among the sensor resolutions of the E-510 (10MP) and K-7 (15MP) and the E-510 (Four Thirds) and K-7 (APS-C) have totally different sensor sizes.

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The E-510 was released 22 months before the K-7 which makes them a generation away from one another. Both of the cameras have the same body design (Mid-size SLR).

Before getting into a thorough comparison, here is a simple synopsis of how the E-510 scores against the K-7 when considering portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus E-510 & Pentax K-7. The complete galleries are provided at Olympus E-510 Gallery & Pentax K-7 Gallery.

In case you're aiming to carry around your camera regularly, you will want to factor in its weight and measurements. The Olympus E-510 offers physical measurements of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") with a weight of 490 grams (1.08 lbs) while the Pentax K-7 has proportions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 750 grams (1.65 lbs).

Examine the Olympus E-510 vs Pentax K-7 in our newest Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will differ depending on the lens you have attached at that moment. Below is a front view over all size comparison of the E-510 versus the K-7.

Taking into consideration dimensions and weight, the portability score of the E-510 and K-7 is 69 and 60 respectively.

Sometimes, its tough to envision the difference in sensor sizes simply by checking out a spec sheet. The image here will help give you a far better sense of the sensor measurements in the E-510 and K-7.

As you can see, both of these cameras provide different megapixels and different sensor sizes. The E-510 featuring a smaller sensor will make getting shallow depth of field harder and the Pentax K-7 will provide greater detail as a result of its extra 5MP. Higher resolution can also enable you to crop pictures more aggressively. The more aged E-510 will be behind in sensor innovation.