Olympus E-M5 vs Pentax K-70

On this page, we will be evaluating the Olympus E-M5 vs Pentax K-70, former is a Advanced Mirrorless while the latter is a Entry-Level DSLR by competitors Olympus and Pentax. There exists a sizable gap between the resolutions of the E-M5 (16MP) and K-70 (24MP) and the E-M5 (Four Thirds) and K-70 (APS-C) posses totally different sensor sizes.

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The E-M5 was launched 5 years prior to the K-70 which is quite a significant difference as far as technology is concerned. The two cameras have different body design with the Olympus E-M5 being a SLR-style mirrorless camera and the Pentax K-70 being a Compact SLR camera.

Before going straight to a more detailed comparison, here is a brief summary of how the E-M5 scores vs the K-70 in regards to portability, imaging, features and an overall score.

The following is a preview of the gallery photos for Olympus OM-D E-M5 & Pentax K-70. The complete galleries are viewable at Olympus E-M5 Gallery & Pentax K-70 Gallery.

If you are planning to carry around your camera regularly, you'll have to consider its weight and measurements. The Olympus E-M5 comes with exterior measurements of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") and a weight of 425 grams (0.94 lbs) whilst the Pentax K-70 has proportions of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") having a weight of 688 grams (1.52 lbs).

Contrast the Olympus E-M5 vs Pentax K-70 in our newest Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary dependant on the lens you are working with during that time. Here is a front view over all size comparison of the E-M5 versus the K-70.

Factoring in dimensions and weight, the portability rating of the E-M5 and K-70 is 81 and 62 respectively.

Typically, it is difficult to envision the gap between sensor sizes only by checking specifications. The picture here will offer you a stronger sense of the sensor measurements in the E-M5 and K-70.

To sum up, each of the cameras provide different megapixels and different sensor sizes. The E-M5 due to its tinier sensor will make getting shallower DOF harder and the Pentax K-70 will resolve extra detail utilizing its extra 8 Megapixels. Higher resolution will also help you crop photographs more aggressively. The more aged E-M5 is going to be disadvantaged when it comes to sensor tech.