Olympus E-P1 vs Sony A7c

Lets take a more detailed look at the Olympus E-P1 and Sony A7c, one being a Entry-Level Mirrorless and the latter is a Advanced Mirrorless by companies Olympus and Sony. There is a big difference between the resolutions of the E-P1 (12MP) and A7c (24MP) and the E-P1 (Four Thirds) and A7c (Full frame) boast totally different sensor measurements.

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The E-P1 was revealed 12 years before the A7c and that is quite a big gap as far as tech is concerned. The two cameras have the same body design (Rangefinder-style mirrorless).

Before delving straight to a more detailed comparison, here is a concise view of how the E-P1 grades vs the A7c with respect to portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Olympus PEN E-P1 and Sony Alpha A7c. The full galleries are viewable at Olympus E-P1 Gallery and Sony A7c Gallery.

For those who are planning to carry your camera, you're going to have to think about its weight and dimensions. The Olympus E-P1 has got physical measurements of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") having a weight of 355 grams (0.78 lbs) whilst the Sony A7c has dimensions of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") along with a weight of 509 grams (1.12 lbs).

Check the Olympus E-P1 and Sony A7c in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that time. Below is a front view measurement comparison of the E-P1 and the A7c.

Considering size and weight, the portability rating of the E-P1 and A7c is 86 and 78 respectively.

Oftentimes, its tough to see the contrast between sensor sizing simply by reading specs. The graphic underneath should offer you a more clear sense of the sensor measurements in the E-P1 and A7c.

As you can plainly see, each of these cameras provide different resolutions and different sensor sizing. The E-P1 having a tinier sensor will make achieving shallow depth of field tougher and the Sony A7c will offer more detail because of its extra 12 Megapixels. Higher resolution will let you crop photographs more aggressively. The older E-P1 is going to be behind with regard to sensor innovation.