Olympus E-5 vs Sony A57

Here, we will be reviewing the Olympus E-5 and Sony A57, one is a Advanced DSLR and the latter is a Entry-Level DSLR by companies Olympus and Sony. There exists a big gap among the resolutions of the E-5 (12MP) and A57 (16MP) and the E-5 (Four Thirds) and A57 (APS-C) have totally different sensor sizing.

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The E-5 was announced 19 months earlier than the A57 which makes them a generation away from one another. Each of the cameras feature different body design with the Olympus E-5 being a Mid-size SLR camera and the Sony A57 being a Compact SLR camera.

Before getting into a in-depth comparison, here is a short view of how the E-5 scores vs the A57 in terms of portability, imaging, features and an overall mark.

Following is a preview of the gallery photos for Olympus E-5 and Sony SLT-A57. The whole galleries are available at Olympus E-5 Gallery and Sony A57 Gallery.

For those who are aiming to travel with your camera, you will want to take into account its weight and size. The Olympus E-5 has physical measurements of 143mm x 117mm x 75mm (5.6" x 4.6" x 3.0") along with a weight of 800 grams (1.76 lbs) while the Sony A57 has specifications of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") along with a weight of 618 grams (1.36 lbs).

Look at the Olympus E-5 and Sony A57 in the all new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have during that time. Following is a front view sizing comparison of the E-5 against the A57.

Using dimensions and weight, the portability grade of the E-5 and A57 is 58 and 64 respectively.

Typically, it can be tough to see the difference in sensor dimensions simply by viewing specifications. The image here will help offer you a stronger sense of the sensor measurements in the E-5 and A57.

To sum up, the 2 cameras feature different megapixels and different sensor dimensions. The E-5 having a smaller sensor will make shooting shallow DOF harder and the Sony A57 will result in more detail with its extra 4 Megapixels. Higher resolution can also enable you to crop shots way more aggressively. The more aged E-5 will be behind with regard to sensor tech.