Sigma Quattro H vs Sony A55

Below is a comprehensive review of the Sigma Quattro H versus Sony A55, former being a Advanced Mirrorless while the other is a Entry-Level DSLR by competitors Sigma and Sony. There exists a considerable gap between the image resolutions of the Quattro H (45MP) and A55 (16MP) and the Quattro H (APS-H) and A55 (APS-C) come with different sensor measurements.

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The Quattro H was launched 5 years later than the A55 and that is quite a large difference as far as technology is concerned. Both of the cameras come with different body type with the Sigma Quattro H being a Rangefinder-style mirrorless camera and the Sony A55 being a Compact SLR camera.

Before diving straight into a step-by-step comparison, below is a short view of how the Quattro H scores vs the A55 when it comes to portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Sigma sd Quattro H & Sony SLT-A55. The complete galleries are available at Sigma Quattro H Gallery & Sony A55 Gallery.

When you are aiming to lug around your camera, you will need to consider its weight and dimensions. The Sigma Quattro H enjoys physical dimensions of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") along with a weight of n/a grams (0.00 lbs) and the Sony A55 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Contrast the Sigma Quattro H versus Sony A55 in our completely new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ depending on the lens you are utilising at that moment. Here is the front view dimensions comparison of the Quattro H vs the A55.

Taking into account dimensions and weight, the portability rating of the Quattro H and A55 is 78 and 67 respectively.

Sometimes, it is very difficult to visualize the gap between sensor measurements simply by reviewing specifications. The visual below will provide you a far better sense of the sensor dimensions in the Quattro H and A55.

To sum up, both the cameras posses different resolutions and different sensor measurements. The Quattro H featuring a larger sensor is going to make achieving shallower depth of field easier and the Sigma Quattro H will offer you more detail utilizing its extra 29MP. Greater resolution will let you crop pics somewhat more aggressively. The younger Quattro H provides an advantage in sensor technology.