Olympus E-1 vs Sony A6100

Here is a complete review of the Olympus E-1 versus Sony A6100, former being a Pro DSLR while the other is a Advanced Mirrorless by competitors Olympus and Sony. There exists a large gap among the resolutions of the E-1 (5MP) and A6100 (24MP) and the E-1 (Four Thirds) and A6100 (APS-C) offer different sensor sizing.

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The E-1 was announced 16 years before the A6100 and that is a fairly serious difference as far as camera technology is concerned. Both the cameras have different body design with the Olympus E-1 being a Large SLR camera and the Sony A6100 being a Rangefinder-style mirrorless camera.

Before diving into a step-by-step comparison, here is a quick summary of how the E-1 matches up against the A6100 in relation to portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Olympus E-1 & Sony Alpha a6100. The whole galleries are provided at Olympus E-1 Gallery & Sony A6100 Gallery.

For anyone who is planning to carry your camera, you need to take into account its weight and volume. The Olympus E-1 provides external measurements of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 735 grams (1.62 lbs) and the Sony A6100 has sizing of 120mm x 67mm x 59mm (4.7" x 2.6" x 2.3") with a weight of 396 grams (0.87 lbs).

See the Olympus E-1 versus Sony A6100 in our newest Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary depending on the lens you are utilizing during that time. Underneath is a front view physical size comparison of the E-1 and the A6100.

Looking at dimensions and weight, the portability score of the E-1 and A6100 is 59 and 81 respectively.

More often than not, its tough to visualize the difference in sensor sizing just by researching technical specs. The photograph here should offer you a clearer sense of the sensor sizing in the E-1 and A6100.

As you have seen, both the cameras have different megapixel count and different sensor sizing. The E-1 using its smaller sensor is going to make shooting shallow depth of field tougher and the Sony A6100 will result in more detail with its extra 19MP. Greater resolution will also allow you to crop photos a bit more aggressively. The older E-1 will be disadvantaged with regard to sensor tech.