Olympus E-M5 vs Pentax P70

Here, we are evaluating the Olympus E-M5 versus Pentax P70, former being a Advanced Mirrorless while the other is a Ultracompact by rivals Olympus and Pentax. There is a substantial difference between the sensor resolutions of the E-M5 (16MP) and P70 (12MP) and the E-M5 (Four Thirds) and P70 (1/2.3") boast totally different sensor sizes.

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The E-M5 was revealed 3 years later than the P70 and that is quite a big difference as far as tech is concerned. Both of these cameras feature different body design with the Olympus E-M5 being a SLR-style mirrorless camera and the Pentax P70 being a Ultracompact camera.

Before getting straight to a detailed comparison, here is a brief summary of how the E-M5 grades versus the P70 when considering portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Olympus OM-D E-M5 & Pentax Optio P70. The full galleries are viewable at Olympus E-M5 Gallery & Pentax P70 Gallery.

For anyone who is looking to carry your camera regularly, you are going to need to factor its weight and volume. The Olympus E-M5 comes with external measurements of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") having a weight of 425 grams (0.94 lbs) whilst the Pentax P70 has sizing of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") accompanied by a weight of 155 grams (0.34 lbs).

Examine the Olympus E-M5 versus Pentax P70 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ based on the lens you are employing at that moment. Here is a front view scale comparison of the E-M5 compared to the P70.

Looking at size and weight, the portability rating of the E-M5 and P70 is 81 and 95 respectively.

Usually, it can be hard to envision the gap between sensor sizing simply by reviewing specs. The photograph here might provide you a clearer sense of the sensor measurements in the E-M5 and P70.

As you can plainly see, both of these cameras feature different megapixels and different sensor sizing. The E-M5 using its larger sensor will make getting shallower depth of field easier and the Olympus E-M5 will offer more detail because of its extra 4 Megapixels. Greater resolution will also let you crop pics way more aggressively. The more recent E-M5 is going to have a benefit when it comes to sensor innovation.