Olympus E-400 vs Pentax K-r

Its time to take a deeper look at the Olympus E-400 vs Pentax K-r, both Entry-Level DSLR cameras by manufacturers Olympus and Pentax. The image resolution of the E-400 (10MP) and the K-r (12MP) is pretty close but the E-400 (Four Thirds) and K-r (APS-C) posses different sensor measurements.

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The E-400 was unveiled 5 years prior to the K-r which is a fairly serious gap as far as camera technology is concerned. Both of the cameras have the same body design (Compact SLR).

Before going into a detailed comparison, here is a quick overview of how the E-400 matches up vs the K-r with regard to portability, imaging, features and an overall score.

This is a preview of the gallery images for Olympus E-400 and Pentax K-r. The full galleries are provided at Olympus E-400 Gallery and Pentax K-r Gallery.

If you're intending to carry around your camera regularly, you will want to take into account its weight and proportions. The Olympus E-400 provides external dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 435 grams (0.96 lbs) and the Pentax K-r has measurements of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") having a weight of 598 grams (1.32 lbs).

Contrast the Olympus E-400 vs Pentax K-r in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilizing at that moment. Following is a front view dimensions comparison of the E-400 vs the K-r.

Taking into consideration dimensions and weight, the portability rating of the E-400 and K-r is 77 and 67 respectively.

Quite often, it is difficult to imagine the difference in sensor sizes purely by viewing technical specs. The picture below will offer you a more clear sense of the sensor sizes in the E-400 and K-r.

As you can tell, both of the cameras have different resolutions and different sensor sizes. The E-400 using its smaller sensor is going to make achieving shallower depth of field tougher and the Pentax K-r will result in more detail having an extra 2MP. Higher resolution will help you crop shots a bit more aggressively. The more aged E-400 will be behind in sensor technology.