Olympus E-M1 vs Sony A6100

Its time to look a little more closely at the Olympus E-M1 versus Sony A6100, former is a Pro Mirrorless while the other is a Advanced Mirrorless by competitors Olympus and Sony. There exists a noticeable gap between the sensor resolutions of the E-M1 (16MP) and A6100 (24MP) and the E-M1 (Four Thirds) and A6100 (APS-C) possess different sensor sizes.

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The E-M1 was manufactured 6 years before the A6100 which is quite a sizable difference as far as technology is concerned. The two cameras offer different body type with the Olympus E-M1 being a SLR-style mirrorless camera and the Sony A6100 being a Rangefinder-style mirrorless camera.

Before going in to a in-depth comparison, below is a concise overview of how the E-M1 matches up against the A6100 when considering portability, imaging, features and an overall score.

Below is a sample of the gallery pictures for Olympus OM-D E-M1 & Sony Alpha a6100. The entire galleries are provided at Olympus E-M1 Gallery & Sony A6100 Gallery.

For anybody who is intending to carry around your camera frequently, you're going to have to factor its weight and volume. The Olympus E-M1 has outside measurements of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") along with a weight of 497 grams (1.10 lbs) while the Sony A6100 has sizing of 120mm x 67mm x 59mm (4.7" x 2.6" x 2.3") and a weight of 396 grams (0.87 lbs).

Analyze the Olympus E-M1 versus Sony A6100 in our completely new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ dependant on the lens you are utilizing at the time. Below is the front view size comparison of the E-M1 compared to the A6100.

Looking at dimensions and weight, the portability grade of the E-M1 and A6100 is 71 and 81 respectively.

Sometimes, it is tough to visualize the difference between sensor sizes merely by checking specs. The picture here will help provide you a more clear sense of the sensor sizing in the E-M1 and A6100.

All in all, each of these cameras offer different megapixel count and different sensor sizes. The E-M1 featuring a tinier sensor is going to make getting shallower depth of field more challenging and the Sony A6100 will resolve greater detail due to its extra 8MP. Greater resolution can also allow you to crop photos a little more aggressively. The more aged E-M1 is going to be behind when it comes to sensor technology.