Fujifilm S3 Pro vs Sony A6400

On this page, we will be comparing the Fujifilm S3 Pro vs Sony A6400, former being a Pro DSLR while the latter is a Advanced Mirrorless by companies FujiFilm and Sony. There is a sizable difference between the image resolutions of the Fujifilm S3 Pro (6MP) and A6400 (24MP) but both cameras posses the same sensor sizes (APS-C).

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The Fujifilm S3 Pro was introduced 15 years prior to the A6400 and that is quite a significant difference as far as tech is concerned. Both the cameras have different body design with the Fujifilm S3 Pro being a Large SLR camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before delving straight to a complete comparison, here is a simple highlight of how the Fujifilm S3 Pro matches up vs the A6400 with respect to portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Fujifilm FinePix S3 Pro & Sony Alpha a6400. The whole galleries are viewable at Fujifilm S3 Pro Gallery & Sony A6400 Gallery.

If you're aiming to carry your camera regularly, you'll need to factor in its weight and proportions. The Fujifilm S3 Pro enjoys outer dimensions of 148mm x 135mm x 80mm (5.8" x 5.3" x 3.1") and a weight of 930 grams (2.05 lbs) while the Sony A6400 has measurements of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") with a weight of 403 grams (0.89 lbs).

See the Fujifilm S3 Pro vs Sony A6400 in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ depending on the lens you choose at that time. Following is a front view measurements comparison of the Fujifilm S3 Pro and the A6400.

Using size and weight, the portability grade of the Fujifilm S3 Pro and A6400 is 54 and 83 respectively.

Generally, it can be difficult to envision the gap between sensor sizing purely by reviewing technical specs. The graphic underneath should give you a far better sense of the sensor dimensions in the Fujifilm S3 Pro and A6400.

As you can tell, both the cameras have the same sensor dimensions albeit not the same MP. You can count on the Sony A6400 to offer greater detail using its extra 18 Megapixels. Higher resolution will make it easier to crop photographs a bit more aggressively. The older Fujifilm S3 Pro is going to be behind with regard to sensor tech.