Sigma Quattro H vs Sony A77

Lets examine more closely at the Sigma Quattro H vs Sony A77, one being a Advanced Mirrorless and the other is a Advanced DSLR by brands Sigma and Sony. There exists a crucial gap between the sensor resolutions of the Quattro H (45MP) and A77 (24MP) and the Quattro H (APS-H) and A77 (APS-C) feature totally different sensor sizes.

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The Quattro H was announced 4 years later than the A77 and that is quite a serious gap as far as technology is concerned. The two cameras come with different body type with the Sigma Quattro H being a Rangefinder-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.

Before we go in to a in depth comparison, below is a brief summary of how the Quattro H grades vs the A77 in terms of portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Sigma sd Quattro H and Sony SLT-A77. The whole galleries are available at Sigma Quattro H Gallery and Sony A77 Gallery.

For anybody who is planning to carry your camera often, you'll have to take into account its weight and volume. The Sigma Quattro H enjoys outside dimensions of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") with a weight of n/a grams (0.00 lbs) whilst the Sony A77 has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).

Compare the Sigma Quattro H vs Sony A77 in the new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you have attached during that time. Here is the front view overall size comparison of the Quattro H vs the A77.

Looking at dimensions and weight, the portability rating of the Quattro H and A77 is 78 and 59 respectively.

More often than not, it's tough to envision the difference between sensor sizing merely by checking technical specs. The graphic here should offer you a stronger sense of the sensor sizes in the Quattro H and A77.

As you can tell, both cameras posses different resolutions and different sensor sizing. The Quattro H with its larger sensor will make shooting shallow DOF easier and the Sigma Quattro H will give you more detail with its extra 21MP. Greater resolution will also let you crop images somewhat more aggressively. The fresher Quattro H will have a benefit in sensor innovation.