Sony A7S III vs Sony W800

Here is a complete assessment of the Sony A7S III vs Sony W800, one being a Pro Mirrorless and the latter is a Small Sensor Compact and both are built by Sony. There exists a huge gap among the sensor resolutions of the A7S III (12MP) and W800 (20MP) and the A7S III (Full frame) and W800 (1/2.3") offer different sensor measurements.

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The A7S III was announced 6 years later than the W800 and that is a fairly significant gap as far as camera technology is concerned. Both the cameras feature different body design with the Sony A7S III being a SLR-style mirrorless camera and the Sony W800 being a Compact camera.

Before going into a full comparison, here is a concise summary of how the A7S III matches up vs the W800 for portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Sony Alpha A7S III and Sony Cyber-shot DSC-W800. The whole galleries are available at Sony A7S III Gallery and Sony W800 Gallery.

For anyone who is intending to carry your camera regularly, you'll have to factor in its weight and volume. The Sony A7S III comes with outer measurements of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") and a weight of 699 grams (1.54 lbs) and the Sony W800 has sizing of 97mm x 55mm x 21mm (3.8" x 2.2" x 0.8") along with a weight of 125 grams (0.28 lbs).

Analyze the Sony A7S III vs Sony W800 in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are employing at the time. Below is a front view overall size comparison of the A7S III vs the W800.

Taking into account dimensions and weight, the portability score of the A7S III and W800 is 61 and 96 respectively.

Sometimes, it is difficult to imagine the contrast in sensor sizing only by researching technical specs. The visual underneath should offer you a stronger sense of the sensor sizing in the A7S III and W800.

As you have seen, both of the cameras come with different resolutions and different sensor sizing. The A7S III using its bigger sensor is going to make getting shallower DOF easier and the Sony W800 will result in greater detail with its extra 8 Megapixels. Higher resolution will also let you crop shots a good deal more aggressively. The newer A7S III should have an advantage when it comes to sensor tech.