Olympus E-420 vs Sony A7c

On this page, we are contrasting the Olympus E-420 vs Sony A7c, one being a Entry-Level DSLR and the other is a Advanced Mirrorless by manufacturers Olympus and Sony. There exists a significant gap between the resolutions of the E-420 (10MP) and A7c (24MP) and the E-420 (Four Thirds) and A7c (Full frame) posses totally different sensor size.

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The E-420 was manufactured 13 years prior to the A7c and that is quite a sizable gap as far as technology is concerned. Both of the cameras have different body design with the Olympus E-420 being a Compact SLR camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before delving straight to a full comparison, here is a quick view of how the E-420 scores against the A7c in relation to portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Olympus E-420 and Sony Alpha A7c. The entire galleries are available at Olympus E-420 Gallery and Sony A7c Gallery.

For anybody who is going to carry your camera frequently, you are going to need to think about its weight and volume. The Olympus E-420 has got outside measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") accompanied by a weight of 426 grams (0.94 lbs) whilst the Sony A7c has sizing of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") with a weight of 509 grams (1.12 lbs).

Compare the Olympus E-420 vs Sony A7c in the all new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you are utilising at that time. The following is a front view over all size comparison of the E-420 and the A7c.

Using dimensions and weight, the portability rating of the E-420 and A7c is 77 and 78 respectively.

Quite often, it is very tough to visualise the difference between sensor sizing only by checking a spec sheet. The photograph below may offer you a much better sense of the sensor sizing in the E-420 and A7c.

As you can see, both of these cameras have different resolutions and different sensor sizing. The E-420 featuring a tinier sensor will make shooting shallower DOF harder and the Sony A7c will give extra detail due to its extra 14 Megapixels. Greater resolution can also make it easier to crop images a bit more aggressively. The older E-420 is going to be behind in sensor technology.