Sigma SD9 vs Sony A6400

Below is a comprehensive review of the Sigma SD9 vs Sony A6400, one being a Advanced DSLR and the other is a Advanced Mirrorless by manufacturers Sigma and Sony. There is a crucial difference between the sensor resolutions of the SD9 (3MP) and A6400 (24MP) but both cameras posses the identical sensor size (APS-C).

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The SD9 was unveiled 17 years before the A6400 and that is quite a serious gap as far as tech is concerned. Each of the cameras feature different body design with the Sigma SD9 being a Mid-size SLR camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before getting into a comprehensive comparison, here is a short summation of how the SD9 scores vs the A6400 with respect to portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Sigma SD9 and Sony Alpha a6400. The full galleries are provided at Sigma SD9 Gallery and Sony A6400 Gallery.

For those who are planning to lug around your camera regularly, you need to factor its weight and proportions. The Sigma SD9 features exterior dimensions of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") accompanied by a weight of 950 grams (2.09 lbs) whilst the Sony A6400 has measurements of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") along with a weight of 403 grams (0.89 lbs).

Take a look at the Sigma SD9 vs Sony A6400 in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen at that time. Following is a front view scale comparison of the SD9 vs the A6400.

Factoring in size and weight, the portability rating of the SD9 and A6400 is 54 and 83 respectively.

Oftentimes, its tough to imagine the gap between sensor measurements merely by looking at specifications. The graphic here might provide you a stronger sense of the sensor sizes in the SD9 and A6400.

To sum up, both of the cameras come with the identical sensor size but different megapixels. You should anticipate the Sony A6400 to resolve extra detail having an extra 21 Megapixels. Greater resolution can also enable you to crop photos a good deal more aggressively. The older SD9 is going to be disadvantaged with regard to sensor tech.