Olympus E-620 vs Sony A57

Its time to look a little more closely at the Olympus E-620 and Sony A57, both Entry-Level DSLR digital cameras by competitors Olympus and Sony. There is a significant difference between the resolutions of the E-620 (12MP) and A57 (16MP) and the E-620 (Four Thirds) and A57 (APS-C) boast totally different sensor measurements.

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The E-620 was introduced 4 years before the A57 and that is quite a sizable gap as far as tech is concerned. Both the cameras have the same body design (Compact SLR).

Before getting right into a detailed comparison, here is a short summation of how the E-620 grades vs the A57 with respect to portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Olympus E-620 and Sony SLT-A57. The whole galleries are provided at Olympus E-620 Gallery and Sony A57 Gallery.

When you are planning to lug around your camera, you'll need to factor in its weight and dimensions. The Olympus E-620 offers exterior measurements of 130mm x 94mm x 60mm (5.1" x 3.7" x 2.4") along with a weight of 500 grams (1.10 lbs) while the Sony A57 has dimensions of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") along with a weight of 618 grams (1.36 lbs).

Examine the Olympus E-620 and Sony A57 in the latest Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you choose at that time. The following is a front view sizing comparison of the E-620 vs the A57.

Factoring in size and weight, the portability rating of the E-620 and A57 is 71 and 64 respectively.

Generally, its tough to envision the difference between sensor measurements only by reviewing specifications. The photograph underneath will help offer you a far better sense of the sensor sizing in the E-620 and A57.

Plainly, the 2 cameras provide different megapixels and different sensor measurements. The E-620 using its tinier sensor will make shooting shallow DOF harder and the Sony A57 will offer more detail using its extra 4 Megapixels. Greater resolution will also let you crop photos more aggressively. The older E-620 is going to be disadvantaged in sensor technology.