Olympus E-520 vs Sony A7c

Below, we will be looking at the Olympus E-520 vs Sony A7c, former being a Entry-Level DSLR while the latter is a Advanced Mirrorless by competitors Olympus and Sony. There is a noticeable difference among the sensor resolutions of the E-520 (10MP) and A7c (24MP) and the E-520 (Four Thirds) and A7c (Full frame) feature different sensor measurements.

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The E-520 was unveiled 13 years prior to the A7c and that is a fairly sizable difference as far as camera tech is concerned. Both of the cameras come with different body type with the Olympus E-520 being a Compact SLR camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before delving in to a thorough comparison, below is a brief summation of how the E-520 scores vs the A7c with respect to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Olympus E-520 & Sony Alpha A7c. The full galleries are provided at Olympus E-520 Gallery & Sony A7c Gallery.

If you're planning to carry your camera often, you're going to have to factor in its weight and volume. The Olympus E-520 has got exterior measurements of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") along with a weight of 552 grams (1.22 lbs) whilst the Sony A7c has sizing of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") having a weight of 509 grams (1.12 lbs).

Compare the Olympus E-520 vs Sony A7c in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change depending on the lens you have during that time. The following is the front view dimension comparison of the E-520 compared to the A7c.

Considering size and weight, the portability grade of the E-520 and A7c is 68 and 78 respectively.

Generally, it is difficult to picture the gap in sensor sizing purely by researching a spec sheet. The graphic here will help offer you a much better sense of the sensor sizing in the E-520 and A7c.

Clearly, each of these cameras have got different resolutions and different sensor sizing. The E-520 using its smaller sensor is going to make shooting bokeh harder and the Sony A7c will result in extra detail having an extra 14 Megapixels. Higher resolution can also make it easier to crop shots much more aggressively. The older E-520 will be disadvantaged in sensor technology.