Olympus E-520 vs Panasonic GH4

Following is a detailed assessment of the Olympus E-520 and Panasonic GH4, one is a Entry-Level DSLR and the other is a Pro Mirrorless by rivals Olympus and Panasonic. There is a big difference between the image resolutions of the E-520 (10MP) and GH4 (16MP) but they come with the exact same sensor sizing (Four Thirds).

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The E-520 was manufactured 6 years before the GH4 which is quite a big gap as far as tech is concerned. Each of the cameras come with different body type with the Olympus E-520 being a Compact SLR camera and the Panasonic GH4 being a SLR-style mirrorless camera.

Before delving through a in depth comparison, below is a quick introduction of how the E-520 grades vs the GH4 in the way of portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Olympus E-520 and Panasonic Lumix DMC-GH4. The entire galleries are available at Olympus E-520 Gallery and Panasonic GH4 Gallery.

For anyone who is planning to carry around your camera frequently, you'll have to take into account its weight and size. The Olympus E-520 provides outer measurements of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") accompanied by a weight of 552 grams (1.22 lbs) while the Panasonic GH4 has specifications of 133mm x 93mm x 84mm (5.2" x 3.7" x 3.3") having a weight of 560 grams (1.23 lbs).

See the Olympus E-520 and Panasonic GH4 in the all new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilising at that moment. The following is the front view physical size comparison of the E-520 vs the GH4.

Taking into consideration size and weight, the portability grade of the E-520 and GH4 is 68 and 66 respectively.

In many cases, it is very difficult to imagine the contrast between sensor sizes just by reviewing specs. The picture below will give you a more clear sense of the sensor measurements in the E-520 and GH4.

As you can plainly see, both of those cameras posses the exact same sensor measurements but different MP. You should anticipate the Panasonic GH4 to offer more detail due to its extra 6MP. Greater resolution will also enable you to crop images somewhat more aggressively. The more aged E-520 is going to be behind with regard to sensor innovation.