Olympus E-M5 III vs Pentax E70

Following is a detailed review of the Olympus E-M5 III vs Pentax E70, former is a Advanced Mirrorless while the other is a Small Sensor Compact by brands Olympus and Pentax. There exists a sizable gap among the sensor resolutions of the E-M5 III (20MP) and E70 (10MP) and the E-M5 III (Four Thirds) and E70 (1/2.3") enjoy different sensor size.

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The E-M5 III was manufactured 10 years after the E70 which is a fairly significant difference as far as camera technology is concerned. The two cameras come with different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax E70 being a Compact camera.

Before delving through a detailed comparison, below is a concise overview of how the E-M5 III grades versus the E70 when considering portability, imaging, features and an overall score.

Below is a sample of the gallery pictures for Olympus OM-D E-M5 III & Pentax Optio E70. The entire galleries are available at Olympus E-M5 III Gallery & Pentax E70 Gallery.

For anyone who is aiming to carry around your camera frequently, you should consider its weight and size. The Olympus E-M5 III features external dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") accompanied by a weight of 414 grams (0.91 lbs) while the Pentax E70 has specifications of 94mm x 61mm x 26mm (3.7" x 2.4" x 1.0") and a weight of 175 grams (0.39 lbs).

Check the Olympus E-M5 III vs Pentax E70 in our newest Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ based on the lens you choose at that moment. Following is the front view size comparison of the E-M5 III versus the E70.

Factoring in dimensions and weight, the portability score of the E-M5 III and E70 is 80 and 94 respectively.

Quite often, it's tough to visualize the gap in sensor sizes simply by going through specifications. The image below will offer you a far better sense of the sensor dimensions in the E-M5 III and E70.

Plainly, the 2 cameras posses different megapixels and different sensor sizes. The E-M5 III featuring a larger sensor is going to make achieving shallower DOF easier and the Olympus E-M5 III will show more detail due to its extra 10 Megapixels. Greater resolution will let you crop photos somewhat more aggressively. The younger E-M5 III provides a benefit in sensor tech.