Olympus E-420 vs Pentax K-70

The following is a in-depth comparison of the Olympus E-420 and Pentax K-70, both Entry-Level DSLR cameras by rivals Olympus and Pentax. There exists a crucial gap among the image resolutions of the E-420 (10MP) and K-70 (24MP) and the E-420 (Four Thirds) and K-70 (APS-C) use totally different sensor measurements.

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The E-420 was introduced 9 years before the K-70 which is a fairly serious gap as far as camera technology is concerned. Each of the cameras come with the identical body type (Compact SLR).

Before getting through a detailed comparison, below is a concise overview of how the E-420 matches up vs the K-70 with regards to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Olympus E-420 and Pentax K-70. The whole galleries are provided at Olympus E-420 Gallery and Pentax K-70 Gallery.

For those who are looking to travel with your camera often, you will need to consider its weight and size. The Olympus E-420 comes with outside dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 426 grams (0.94 lbs) while the Pentax K-70 has specifications of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") having a weight of 688 grams (1.52 lbs).

Examine the Olympus E-420 and Pentax K-70 in the new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change dependant on the lens you are working with at that time. Here is the front view physical size comparison of the E-420 versus the K-70.

Using dimensions and weight, the portability rating of the E-420 and K-70 is 77 and 62 respectively.

More often than not, its hard to see the contrast in sensor dimensions only by going through specs. The image below may provide you a more clear sense of the sensor sizes in the E-420 and K-70.

As you can plainly see, both the cameras posses different megapixel count and different sensor dimensions. The E-420 having a smaller sensor will make getting shallower depth of field harder and the Pentax K-70 will provide extra detail using its extra 14 Megapixels. Greater resolution will also help you crop images somewhat more aggressively. The more aged E-420 will be behind when it comes to sensor tech.