Olympus E-3 vs Pentax K100D S

Let's take a more detailed look at the Olympus E-3 versus Pentax K100D S, one is a Advanced DSLR and the other is a Entry-Level DSLR by manufacturers Olympus and Pentax. There exists a significant gap between the resolutions of the E-3 (10MP) and K100D S (6MP) and the E-3 (Four Thirds) and K100D S (APS-C) boast different sensor sizing.

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The E-3 was announced 8 months after the K100D S which means that they are of a similar generation. Both cameras have different body design with the Olympus E-3 being a Mid-size SLR camera and the Pentax K100D S being a Compact SLR camera.

Before delving into a thorough comparison, here is a brief synopsis of how the E-3 grades versus the K100D S for portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Olympus E-3 and Pentax K100D Super. The whole galleries are provided at Olympus E-3 Gallery and Pentax K100D S Gallery.

For anybody who is looking to carry around your camera regularly, you'll need to take into account its weight and size. The Olympus E-3 has got outside dimensions of 142mm x 116mm x 75mm (5.6" x 4.6" x 3.0") accompanied by a weight of 890 grams (1.96 lbs) whilst the Pentax K100D S has specifications of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") accompanied by a weight of 646 grams (1.42 lbs).

Look at the Olympus E-3 versus Pentax K100D S in the latest Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached at the time. Underneath is a front view measurement comparison of the E-3 compared to the K100D S.

Looking at dimensions and weight, the portability score of the E-3 and K100D S is 56 and 65 respectively.

Sometimes, it is very difficult to imagine the difference between sensor sizes just by reading through specs. The image below might provide you a more clear sense of the sensor dimensions in the E-3 and K100D S.

As you can plainly see, the two cameras have different megapixels and different sensor sizes. The E-3 having a tinier sensor is going to make achieving shallow depth of field more challenging and the Olympus E-3 will give more detail with its extra 4MP. Greater resolution will allow you to crop photos a bit more aggressively. The more recent E-3 provides an advantage when it comes to sensor innovation.