Olympus E-PL1s vs Sony A57

Lets look much closer at the Olympus E-PL1s versus Sony A57, one is a Entry-Level Mirrorless and the other is a Entry-Level DSLR by brands Olympus and Sony. There exists a significant gap between the sensor resolutions of the E-PL1s (12MP) and A57 (16MP) and the E-PL1s (Four Thirds) and A57 (APS-C) boast totally different sensor sizes.

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The E-PL1s was brought out 22 months earlier than the A57 making them a generation away from one another. Each of the cameras have different body design with the Olympus E-PL1s being a Rangefinder-style mirrorless camera and the Sony A57 being a Compact SLR camera.

Before going into a full comparison, here is a brief summary of how the E-PL1s scores versus the A57 for portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Olympus PEN E-PL1s and Sony SLT-A57. The entire galleries are provided at Olympus E-PL1s Gallery and Sony A57 Gallery.

In case you're planning to travel with your camera, you will want to think about its weight and proportions. The Olympus E-PL1s offers outside measurements of 115mm x 72mm x 42mm (4.5" x 2.8" x 1.7") and a weight of 334 grams (0.74 lbs) while the Sony A57 has measurements of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") with a weight of 618 grams (1.36 lbs).

Take a look at the Olympus E-PL1s versus Sony A57 in the all new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have at the time. The following is a front view dimension comparison of the E-PL1s versus the A57.

Considering dimensions and weight, the portability score of the E-PL1s and A57 is 86 and 64 respectively.

Sometimes, its tough to envision the difference between sensor dimensions only by looking at specifications. The pic here should provide you a much better sense of the sensor measurements in the E-PL1s and A57.

To sum up, the 2 cameras provide different megapixel count and different sensor dimensions. The E-PL1s because of its tinier sensor will make getting shallow depth of field trickier and the Sony A57 will give greater detail having its extra 4MP. Greater resolution will let you crop pics more aggressively. The more aged E-PL1s is going to be disadvantaged when it comes to sensor tech.