Olympus E-M1 II vs Pentax E90

Lets look much closer at the Olympus E-M1 II vs Pentax E90, former is a Pro Mirrorless while the other is a Small Sensor Compact by rivals Olympus and Pentax. There is a large difference between the resolutions of the E-M1 II (20MP) and E90 (10MP) and the E-M1 II (Four Thirds) and E90 (1/2.3") feature totally different sensor size.

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The E-M1 II was introduced 6 years after the E90 which is quite a serious difference as far as tech is concerned. Both cameras offer different body type with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax E90 being a Compact camera.

Before delving in to a step-by-step comparison, below is a concise introduction of how the E-M1 II matches up versus the E90 with respect to portability, imaging, features and an overall mark.

Following is a sample of the gallery pictures for Olympus OM-D E-M1 Mark II & Pentax Optio E90. The whole galleries are provided at Olympus E-M1 II Gallery & Pentax E90 Gallery.

In case you're going to travel with your camera frequently, you will want to factor in its weight and volume. The Olympus E-M1 II features external measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") and a weight of 574 grams (1.27 lbs) whilst the Pentax E90 has sizing of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") having a weight of 145 grams (0.32 lbs).

Take a look at the Olympus E-M1 II vs Pentax E90 in our brand new Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will change based on the lens you use at that time. Following is the front view proportions comparison of the E-M1 II compared to the E90.

Taking into account size and weight, the portability score of the E-M1 II and E90 is 68 and 94 respectively.

Generally, it is difficult to visualise the contrast between sensor dimensions just by checking technical specs. The image below may offer you a stronger sense of the sensor measurements in the E-M1 II and E90.

As you have seen, the two cameras offer different megapixel count and different sensor dimensions. The E-M1 II having a larger sensor will make getting shallow DOF less difficult and the Olympus E-M1 II will resolve greater detail using its extra 10MP. Greater resolution will help you crop pics a little more aggressively. The newer E-M1 II is going to have an edge when it comes to sensor technology.