Sony A7S III vs Sony A9 II

Lets look a bit more closely at the Sony A7S III and Sony A9 II, both Pro Mirrorless digital cameras and both of them are offered by Sony. There is a sizeable difference between the sensor resolutions of the A7S III (12MP) and A9 II (24MP) but they use the exact same sensor measurements (Full frame).

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The A7S III was unveiled 10 months later than the A9 II so they are both of a similar generation. Each of the cameras come with the identical body type (SLR-style mirrorless).

Before getting through a step-by-step comparison, below is a simple synopsis of how the A7S III matches up versus the A9 II with regard to portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Sony Alpha A7S III and Sony Alpha A9 Mark II. The full galleries are available at Sony A7S III Gallery and Sony A9 II Gallery.

For anybody who is aiming to lug around your camera frequently, you're going to have to consider its weight and dimensions. The Sony A7S III enjoys exterior measurements of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") along with a weight of 699 grams (1.54 lbs) while the Sony A9 II has dimensions of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") with a weight of 678 grams (1.49 lbs).

Take a look at the Sony A7S III and Sony A9 II in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you have chosen at the time. Below is the front view measurement comparison of the A7S III versus the A9 II.

Using size and weight, the portability score of the A7S III and A9 II is 61 and 62 respectively.

Often, it's difficult to imagine the difference between sensor measurements purely by checking specifications. The graphic below will provide you a more clear sense of the sensor measurements in the A7S III and A9 II.

To sum up, the 2 cameras have got the exact same sensor measurements albeit different resolution. You should expect the Sony A9 II to give extra detail having an extra 12 Megapixels. Higher resolution will let you crop shots much more aggressively. The fresher A7S III should have an advantage in sensor technology.