Olympus E-M10 III vs Sony A7c

Below is a in-depth comparison of the Olympus E-M10 III versus Sony A7c, one being a Entry-Level Mirrorless and the latter is a Advanced Mirrorless by manufacturers Olympus and Sony. There is a crucial difference between the sensor resolutions of the E-M10 III (16MP) and A7c (24MP) and the E-M10 III (Four Thirds) and A7c (Full frame) come with totally different sensor measurements.

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The E-M10 III was introduced 4 years before the A7c and that is quite a serious gap as far as tech is concerned. Both of these cameras offer different body type with the Olympus E-M10 III being a SLR-style mirrorless camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before diving through a more detailed comparison, below is a short introduction of how the E-M10 III scores vs the A7c when considering portability, imaging, features and an overall grade.

This is a preview of the gallery images for Olympus OM-D E-M10 Mark III and Sony Alpha A7c. The whole galleries are provided at Olympus E-M10 III Gallery and Sony A7c Gallery.

When you are aiming to lug around your camera often, you will need to think about its weight and measurements. The Olympus E-M10 III provides outer dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") accompanied by a weight of 410 grams (0.90 lbs) while the Sony A7c has proportions of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") along with a weight of 509 grams (1.12 lbs).

Examine the Olympus E-M10 III versus Sony A7c in the latest Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change dependant on the lens you are using at the time. Underneath is the front view scale comparison of the E-M10 III and the A7c.

Taking into account size and weight, the portability rating of the E-M10 III and A7c is 80 and 78 respectively.

Generally, its difficult to visualise the contrast between sensor measurements purely by reviewing specs. The photograph underneath will provide you a far better sense of the sensor sizes in the E-M10 III and A7c.

As you can plainly see, both of those cameras enjoy different megapixel count and different sensor measurements. The E-M10 III having a tinier sensor will make achieving shallower depth of field harder and the Sony A7c will deliver more detail using its extra 8 Megapixels. Higher resolution can also make it easier to crop pictures far more aggressively. The older E-M10 III is going to be disadvantaged with regard to sensor innovation.