Sony A9 vs Sony A550

The following is a comprehensive overview of the Sony A9 versus Sony A550, one is a Pro Mirrorless and the other is a Entry-Level DSLR and both of them are manufactured by Sony. There is a crucial difference among the image resolutions of the A9 (24MP) and A550 (14MP) and the A9 (Full frame) and A550 (APS-C) offer different sensor sizes.

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The A9 was released 7 years after the A550 which is a fairly serious gap as far as camera tech is concerned. Each of the cameras have different body design with the Sony A9 being a SLR-style mirrorless camera and the Sony A550 being a Compact SLR camera.

Before delving into a in-depth comparison, here is a simple overview of how the A9 scores vs the A550 in terms of portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Sony Alpha A9 and Sony Alpha DSLR-A550. The complete galleries are viewable at Sony A9 Gallery and Sony A550 Gallery.

For those who are going to travel with your camera often, you are going to need to factor in its weight and measurements. The Sony A9 enjoys exterior dimensions of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") with a weight of 673 grams (1.48 lbs) while the Sony A550 has proportions of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") with a weight of 632 grams (1.39 lbs).

Check out the Sony A9 versus Sony A550 in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change based on the lens you use during that time. Underneath is a front view overall size comparison of the A9 compared to the A550.

Using size and weight, the portability grade of the A9 and A550 is 65 and 63 respectively.

Generally, it is difficult to imagine the gap in sensor dimensions only by researching a spec sheet. The pic here will give you a far better sense of the sensor sizes in the A9 and A550.

As you can see, the 2 cameras have different megapixel count and different sensor dimensions. The A9 because of its larger sensor is going to make shooting shallow DOF simpler and the Sony A9 will result in greater detail as a result of its extra 10MP. Greater resolution will enable you to crop pics a bit more aggressively. The fresher A9 provides a benefit with regard to sensor tech.