Sigma SD14 vs Sony A6400

On this page, we are analyzing the Sigma SD14 versus Sony A6400, former being a Advanced DSLR while the other is a Advanced Mirrorless by rivals Sigma and Sony. There is a noticeable difference between the image resolutions of the SD14 (5MP) and A6400 (24MP) but both cameras provide the same sensor dimensions (APS-C).

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The SD14 was launched 13 years earlier than the A6400 and that is quite a sizable difference as far as tech is concerned. Both of the cameras have different body design with the Sigma SD14 being a Mid-size SLR camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before getting into a more detailed comparison, here is a quick view of how the SD14 scores vs the A6400 for portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Sigma SD14 & Sony Alpha a6400. The complete galleries are available at Sigma SD14 Gallery & Sony A6400 Gallery.

For anybody who is going to lug around your camera regularly, you'll have to take into account its weight and dimensions. The Sigma SD14 offers exterior dimensions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") and a weight of 750 grams (1.65 lbs) whilst the Sony A6400 has dimensions of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") having a weight of 403 grams (0.89 lbs).

See the Sigma SD14 versus Sony A6400 in our brand new Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will change dependant on the lens you choose at that moment. Below is a front view over all size comparison of the SD14 versus the A6400.

Looking at size and weight, the portability score of the SD14 and A6400 is 59 and 83 respectively.

In many cases, it's hard to imagine the gap between sensor measurements purely by going over technical specs. The photograph here will offer you a better sense of the sensor dimensions in the SD14 and A6400.

As you have seen, both cameras have the same sensor dimensions but different MP. You can expect to see the Sony A6400 to offer more detail utilizing its extra 19MP. Greater resolution will also make it easier to crop photos a bit more aggressively. The older SD14 is going to be disadvantaged with regard to sensor technology.