Olympus E-300 vs Pentax K-3 II

Following is a in-depth review of the Olympus E-300 versus Pentax K-3 II, both Advanced DSLR cameras by brands Olympus and Pentax. There is a sizeable difference among the resolutions of the E-300 (8MP) and K-3 II (24MP) and the E-300 (Four Thirds) and K-3 II (APS-C) offer totally different sensor sizing.

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The E-300 was released 11 years earlier than the K-3 II which is a fairly large gap as far as camera tech is concerned. Both of these cameras feature the same body design (Mid-size SLR).

Before we go into a in-depth comparison, here is a short highlight of how the E-300 scores vs the K-3 II in the way of portability, imaging, features and an overall score.

Following is a preview of the gallery photos for Olympus E-300 and Pentax K-3 II. The complete galleries are provided at Olympus E-300 Gallery and Pentax K-3 II Gallery.

For anybody who is going to carry around your camera frequently, you are going to need to think about its weight and size. The Olympus E-300 comes with outer dimensions of 147mm x 85mm x 64mm (5.8" x 3.3" x 2.5") and a weight of 624 grams (1.38 lbs) and the Pentax K-3 II has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") along with a weight of 800 grams (1.76 lbs).

Check out the Olympus E-300 versus Pentax K-3 II in the all new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you select at the time. The following is a front view scale comparison of the E-300 against the K-3 II.

Using size and weight, the portability grade of the E-300 and K-3 II is 67 and 59 respectively.

Usually, its hard to envision the contrast in sensor sizes purely by seeing a spec sheet. The pic below will help provide you a greater sense of the sensor sizes in the E-300 and K-3 II.

As you can see, both the cameras come with different resolutions and different sensor sizes. The E-300 featuring a smaller sensor will make getting shallow depth of field more challenging and the Pentax K-3 II will provide more detail as a result of its extra 16 Megapixels. Higher resolution can also make it easier to crop shots a good deal more aggressively. The more aged E-300 will be behind in sensor innovation.