Sony A9 II vs Sony A550

Let's look a bit more closely at the Sony A9 II vs Sony A550, one being a Pro Mirrorless and the latter is a Entry-Level DSLR and they are both designed by Sony. There is a significant difference between the image resolutions of the A9 II (24MP) and A550 (14MP) and the A9 II (Full frame) and A550 (APS-C) use totally different sensor dimensions.

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The A9 II was unveiled 9 years later than the A550 and that is quite a sizable gap as far as tech is concerned. Both the cameras offer different body type with the Sony A9 II being a SLR-style mirrorless camera and the Sony A550 being a Compact SLR camera.

Before we go straight into a complete comparison, below is a short highlight of how the A9 II scores vs the A550 with respect to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Sony Alpha A9 Mark II and Sony Alpha DSLR-A550. The full galleries are provided at Sony A9 II Gallery and Sony A550 Gallery.

If you are aiming to carry your camera, you will need to factor its weight and measurements. The Sony A9 II offers external measurements of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") along with a weight of 678 grams (1.49 lbs) whilst the Sony A550 has proportions of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") along with a weight of 632 grams (1.39 lbs).

Check the Sony A9 II vs Sony A550 in the new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change based on the lens you are utilising during that time. Following is the front view overall size comparison of the A9 II against the A550.

Using size and weight, the portability score of the A9 II and A550 is 62 and 63 respectively.

Often, it's tough to envision the contrast between sensor sizing merely by reading through specifications. The photograph here should provide you a greater sense of the sensor measurements in the A9 II and A550.

To sum up, both cameras offer different resolutions and different sensor sizing. The A9 II with its bigger sensor will make shooting shallower DOF easier and the Sony A9 II will give you greater detail having an extra 10MP. Higher resolution will allow you to crop photographs a little more aggressively. The more modern A9 II will have an edge in sensor tech.