Sigma Quattro H vs Sony A57

Here is a in-depth review of the Sigma Quattro H vs Sony A57, one being a Advanced Mirrorless and the other is a Entry-Level DSLR by rivals Sigma and Sony. There exists a huge gap between the image resolutions of the Quattro H (45MP) and A57 (16MP) and the Quattro H (APS-H) and A57 (APS-C) use totally different sensor sizes.

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The Quattro H was brought out 3 years later than the A57 and that is quite a significant gap as far as technology is concerned. The two cameras offer different body type with the Sigma Quattro H being a Rangefinder-style mirrorless camera and the Sony A57 being a Compact SLR camera.

Before diving in to a in depth comparison, below is a brief summary of how the Quattro H matches up vs the A57 with regard to portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Sigma sd Quattro H and Sony SLT-A57. The entire galleries are provided at Sigma Quattro H Gallery and Sony A57 Gallery.

If you are planning to carry your camera frequently, you'll need to factor in its weight and size. The Sigma Quattro H enjoys outer measurements of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") and a weight of n/a grams (0.00 lbs) whilst 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).

Examine the Sigma Quattro H vs Sony A57 in the new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you have at that moment. Following is the front view size comparison of the Quattro H against the A57.

Looking at dimensions and weight, the portability rating of the Quattro H and A57 is 78 and 64 respectively.

Quite often, its hard to see the contrast between sensor sizing only by reviewing a spec sheet. The visual here might provide you a greater sense of the sensor sizing in the Quattro H and A57.

Clearly, both cameras enjoy different resolutions and different sensor sizing. The Quattro H because of its larger sensor will make shooting shallower depth of field easier and the Sigma Quattro H will deliver more detail having its extra 29 Megapixels. Greater resolution can also make it easier to crop photos far more aggressively. The newer Quattro H is going to have an edge in sensor tech.