Olympus E-P3 vs Pentax K-70

The following is a detailed review of the Olympus E-P3 vs Pentax K-70, one is a Entry-Level Mirrorless and the other is a Entry-Level DSLR by companies Olympus and Pentax. There exists a huge gap between the image resolutions of the E-P3 (12MP) and K-70 (24MP) and the E-P3 (Four Thirds) and K-70 (APS-C) posses different sensor sizing.

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The E-P3 was revealed 5 years prior to the K-70 which is quite a significant gap as far as technology is concerned. Each of these cameras have different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Pentax K-70 being a Compact SLR camera.

Before diving right into a in depth comparison, here is a simple summary of how the E-P3 grades against the K-70 in relation to portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Olympus PEN E-P3 and Pentax K-70. The full galleries are provided at Olympus E-P3 Gallery and Pentax K-70 Gallery.

For anybody who is going to travel with your camera frequently, you're going to have to think about its weight and measurements. The Olympus E-P3 has outside measurements of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") having a weight of 369 grams (0.81 lbs) whilst the Pentax K-70 has proportions of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") accompanied by a weight of 688 grams (1.52 lbs).

Analyze the Olympus E-P3 vs Pentax K-70 in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you are using at that time. Here is a front view overall size comparison of the E-P3 and the K-70.

Factoring in dimensions and weight, the portability rating of the E-P3 and K-70 is 86 and 62 respectively.

Sometimes, it is difficult to visualize the gap between sensor dimensions purely by going over a spec sheet. The pic underneath should offer you a clearer sense of the sensor sizing in the E-P3 and K-70.

Clearly, both of the cameras provide different megapixel count and different sensor dimensions. The E-P3 having a tinier sensor is going to make getting shallow depth of field trickier and the Pentax K-70 will offer you extra detail because of its extra 12MP. Greater resolution will also let you crop pics more aggressively. The more aged E-P3 is going to be behind when it comes to sensor innovation.