Olympus E-330 vs Pentax K-3

Let's take a more detailed look at the Olympus E-330 and Pentax K-3, both Advanced DSLR cameras by brands Olympus and Pentax. There exists a sizeable gap among the resolutions of the E-330 (7MP) and K-3 (24MP) and the E-330 (Four Thirds) and K-3 (APS-C) enjoy totally different sensor dimensions.

Photography Glossary

The E-330 was revealed 9 years prior to the K-3 which is a fairly large gap as far as camera technology is concerned. Both the cameras offer the identical body type (Mid-size SLR).

Before we go through a comprehensive comparison, below is a simple summation of how the E-330 scores versus the K-3 in relation to portability, imaging, features and an overall mark.

Below is a sample of the gallery pics for Olympus E-330 and Pentax K-3. The full galleries are viewable at Olympus E-330 Gallery and Pentax K-3 Gallery.

If you're looking to travel with your camera often, you will have to think about its weight and size. The Olympus E-330 provides physical measurements of 140mm x 87mm x 72mm (5.5" x 3.4" x 2.8") accompanied by a weight of 616 grams (1.36 lbs) and the Pentax K-3 has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") with a weight of 800 grams (1.76 lbs).

Examine the Olympus E-330 and Pentax K-3 in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen at that time. Underneath is the front view proportions comparison of the E-330 and the K-3.

Taking into consideration dimensions and weight, the portability rating of the E-330 and K-3 is 65 and 59 respectively.

Typically, it is hard to visualise the contrast in sensor dimensions simply by researching specs. The picture here will provide you a stronger sense of the sensor measurements in the E-330 and K-3.

As you can plainly see, both the cameras offer different megapixel count and different sensor dimensions. The E-330 using its smaller sensor will make getting shallow depth of field harder and the Pentax K-3 will provide you with more detail because of its extra 17 Megapixels. Greater resolution can also help you crop images a little more aggressively. The more aged E-330 will be disadvantaged with regard to sensor tech.