Sony A3000 vs Sony A57

On this page, we are comparing the Sony A3000 vs Sony A57, former being a Entry-Level Mirrorless while the other is a Entry-Level DSLR and both of them are manufactured by Sony. There is a noticeable difference between the image resolutions of the A3000 (20MP) and A57 (16MP) but both cameras offer the same sensor size (APS-C).

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The A3000 was manufactured 12 months later than the A57 and they are both of a similar age. Both of these cameras have different body design with the Sony A3000 being a SLR-style mirrorless camera and the Sony A57 being a Compact SLR camera.

Before diving right into a in-depth comparison, here is a simple summary of how the A3000 grades against the A57 in relation to portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Sony Alpha A3000 & Sony SLT-A57. The entire galleries are viewable at Sony A3000 Gallery & Sony A57 Gallery.

For anyone who is going to lug around your camera often, you will have to think about its weight and size. The Sony A3000 comes with outside measurements of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") and a weight of 411 grams (0.91 lbs) and the Sony A57 has specifications of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") with a weight of 618 grams (1.36 lbs).

Contrast the Sony A3000 vs Sony A57 in our newest Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will vary depending on the lens you are utilizing during that time. Below is a front view measurement comparison of the A3000 vs the A57.

Using size and weight, the portability score of the A3000 and A57 is 69 and 64 respectively.

Generally, its hard to see the difference between sensor measurements purely by looking at specifications. The photograph here will help give you a much better sense of the sensor sizing in the A3000 and A57.

To sum up, each of the cameras provide the same sensor dimensions but not the same resolution. You can expect to see the Sony A3000 to give you more detail due to its extra 4 Megapixels. Greater resolution can also let you crop photos more aggressively. The newer A3000 will have a benefit with regard to sensor innovation.