Sony A7 II vs Sony FX3

Let's take a deeper look at the Sony A7 II and Sony FX3, both Pro Mirrorless digital cameras and they are both built by Sony. There exists a noticeable gap between the resolutions of the A7 II (24MP) and FX3 (12MP) but both cameras have the identical sensor sizing (Full frame).

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The A7 II was brought out 7 years earlier than the FX3 and that is quite a sizable difference as far as technology is concerned. Both of these cameras feature different body design with the Sony A7 II being a SLR-style mirrorless camera and the Sony FX3 being a Rangefinder-style mirrorless camera.

Before going right into a thorough comparison, here is a quick overview of how the A7 II grades versus the FX3 in terms of portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Sony Alpha A7 II & Sony FX3. The entire galleries are viewable at Sony A7 II Gallery & Sony FX3 Gallery.

For those who are going to carry your camera often, you're going to have to factor in its weight and volume. The Sony A7 II has external dimensions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") with a weight of 599 grams (1.32 lbs) and the Sony FX3 has sizing of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") accompanied by a weight of 716 grams (1.58 lbs).

Look at the Sony A7 II and Sony FX3 in our brand new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will change based on the lens you are employing at that time. Below is a front view dimension comparison of the A7 II compared to the FX3.

Considering dimensions and weight, the portability grade of the A7 II and FX3 is 69 and 62 respectively.

More often than not, it's difficult to imagine the gap between sensor sizing only by reading through technical specs. The visual underneath should provide you a clearer sense of the sensor sizes in the A7 II and FX3.

As you can tell, both of those cameras feature the identical sensor size albeit different resolution. You can count on the Sony A7 II to resolve more detail having its extra 12 Megapixels. Higher resolution will also enable you to crop shots way more aggressively. The older A7 II is going to be behind with regard to sensor tech.