Sony A7R III vs Sony HX400V

Here is a complete comparison of the Sony A7R III vs Sony HX400V, one being a Pro Mirrorless and the latter is a Small Sensor Superzoom and both are produced by Sony. There is a huge difference among the resolutions of the A7R III (42MP) and HX400V (20MP) and the A7R III (Full frame) and HX400V (1/2.3") boast different sensor measurements.

Photography Glossary

The A7R III was manufactured 3 years later than the HX400V and that is a fairly significant gap as far as camera tech is concerned. Each of the cameras feature different body design with the Sony A7R III being a SLR-style mirrorless camera and the Sony HX400V being a SLR-like (bridge) camera.

Before diving into a more detailed comparison, here is a simple introduction of how the A7R III grades against the HX400V in terms of portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Sony Alpha A7R III and Sony Cyber-shot DSC-HX400V. The entire galleries are provided at Sony A7R III Gallery and Sony HX400V Gallery.

For anyone who is looking to carry your camera frequently, you're going to have to factor its weight and size. The Sony A7R III features outside measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 657 grams (1.45 lbs) and the Sony HX400V has specifications of 130mm x 93mm x 103mm (5.1" x 3.7" x 4.1") with a weight of 660 grams (1.46 lbs).

Check the Sony A7R III vs Sony HX400V in the latest Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change based on the lens you use at that time. Below is a front view measurement comparison of the A7R III compared to the HX400V.

Taking into account size and weight, the portability grade of the A7R III and HX400V is 63 and 62 respectively.

Generally, it can be tough to visualize the contrast in sensor sizing simply by looking through a spec sheet. The visual below might provide you a better sense of the sensor sizing in the A7R III and HX400V.

As you can see, the 2 cameras feature different resolutions and different sensor sizing. The A7R III due to its bigger sensor is going to make shooting shallow DOF less difficult and the Sony A7R III will result in more detail due to its extra 22 Megapixels. Higher resolution will help you crop photographs way more aggressively. The more modern A7R III should have an edge when it comes to sensor innovation.