Sony A7R III vs Sony A65

Below, we will be matching up the Sony A7R III and Sony A65, one is a Pro Mirrorless and the latter is a Entry-Level DSLR and they are both created by Sony. There exists a sizeable gap between the image resolutions of the A7R III (42MP) and A65 (24MP) and the A7R III (Full frame) and A65 (APS-C) feature different sensor sizing.

Photography Glossary

The A7R III was released 6 years after the A65 which is quite a large gap as far as technology is concerned. Both cameras come with different body type with the Sony A7R III being a SLR-style mirrorless camera and the Sony A65 being a Compact SLR camera.

Before going straight into a in depth comparison, below is a concise summation of how the A7R III scores versus the A65 in terms of portability, imaging, features and an overall mark.

Below is a preview of the gallery photos for Sony Alpha A7R III and Sony SLT-A65. The complete galleries are available at Sony A7R III Gallery and Sony A65 Gallery.

For those who are planning to travel with your camera frequently, you should consider its weight and size. The Sony A7R III features outer dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs) and the Sony A65 has specifications of 132mm x 97mm x 81mm (5.2" x 3.8" x 3.2") with a weight of 622 grams (1.37 lbs).

Check the Sony A7R III and Sony A65 in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you are using at that time. The following is the front view over all size comparison of the A7R III against the A65.

Taking into account dimensions and weight, the portability rating of the A7R III and A65 is 63 and 64 respectively.

Quite often, its difficult to imagine the contrast between sensor dimensions merely by checking a spec sheet. The image here will help give you a much better sense of the sensor dimensions in the A7R III and A65.

As you can see, each of these cameras have got different megapixels and different sensor dimensions. The A7R III due to its bigger sensor is going to make achieving shallow depth of field less difficult and the Sony A7R III will resolve more detail as a result of its extra 18 Megapixels. Higher resolution can also allow you to crop photographs much more aggressively. The more modern A7R III provides a benefit in sensor innovation.