Olympus E-420 vs Pentax K100D

Below is a in-depth review of the Olympus E-420 and Pentax K100D, both Entry-Level DSLR cameras by competitors Olympus and Pentax. There is a huge difference among the image resolutions of the E-420 (10MP) and K100D (6MP) and the E-420 (Four Thirds) and K100D (APS-C) come with totally different sensor sizing.

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The E-420 was manufactured 19 months later than the K100D making the cameras a generation apart from each other. Each of the cameras come with the identical body type (Compact SLR).

Before delving through a thorough comparison, below is a concise highlight of how the E-420 grades against the K100D with respect to portability, imaging, features and an overall grade.

This is a sample of the gallery pictures for Olympus E-420 and Pentax K100D. The entire galleries are viewable at Olympus E-420 Gallery and Pentax K100D Gallery.

When you are intending to lug around your camera, you will have to consider its weight and proportions. The Olympus E-420 enjoys physical dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") accompanied by a weight of 426 grams (0.94 lbs) while the Pentax K100D has measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") with a weight of 660 grams (1.46 lbs).

Analyze the Olympus E-420 and Pentax K100D in the new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you select at that time. The following is the front view scale comparison of the E-420 vs the K100D.

Taking into account size and weight, the portability grade of the E-420 and K100D is 77 and 64 respectively.

Usually, its tough to see the gap in sensor measurements merely by looking through specifications. The graphic here will help offer you a clearer sense of the sensor sizes in the E-420 and K100D.

To sum up, each of these cameras have got different megapixels and different sensor measurements. The E-420 due to its smaller sensor will make achieving shallow DOF harder and the Olympus E-420 will result in greater detail due to its extra 4MP. Greater resolution can also enable you to crop pics much more aggressively. The fresher E-420 is going to have an edge with regard to sensor tech.