Olympus E-PM1 vs Sony A6100

Below, we will be contrasting the Olympus E-PM1 versus Sony A6100, one is a Entry-Level Mirrorless and the latter is a Advanced Mirrorless by brands Olympus and Sony. There is a big difference among the image resolutions of the E-PM1 (12MP) and A6100 (24MP) and the E-PM1 (Four Thirds) and A6100 (APS-C) possess totally different sensor size.

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The E-PM1 was released 8 years before the A6100 which is a fairly big gap as far as camera tech is concerned. Both cameras come with the identical body type (Rangefinder-style mirrorless).

Before diving straight into a comprehensive comparison, below is a quick introduction of how the E-PM1 matches up against the A6100 for portability, imaging, features and an overall mark.

This is a preview of the gallery images for Olympus PEN E-PM1 and Sony Alpha a6100. The complete galleries are viewable at Olympus E-PM1 Gallery and Sony A6100 Gallery.

For those who are going to travel with your camera frequently, you will want to factor in its weight and dimensions. The Olympus E-PM1 features outside dimensions of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") with a weight of 265 grams (0.58 lbs) while the Sony A6100 has dimensions of 120mm x 67mm x 59mm (4.7" x 2.6" x 2.3") along with a weight of 396 grams (0.87 lbs).

Contrast the Olympus E-PM1 versus Sony A6100 in the latest Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you choose at that moment. Here is the front view overall size comparison of the E-PM1 compared to the A6100.

Factoring in size and weight, the portability score of the E-PM1 and A6100 is 89 and 81 respectively.

Oftentimes, its difficult to see the gap in sensor dimensions only by viewing a spec sheet. The image below may offer you a greater sense of the sensor dimensions in the E-PM1 and A6100.

As you can see, both the cameras posses different resolutions and different sensor dimensions. The E-PM1 featuring a smaller sensor will make achieving bokeh harder and the Sony A6100 will render extra detail as a result of its extra 12MP. Higher resolution will enable you to crop photographs somewhat more aggressively. The more aged E-PM1 will be behind when it comes to sensor innovation.