Sony A7R IV vs Sony A65

Below is a extensive assessment of the Sony A7R IV and Sony A65, former being a Pro Mirrorless while the latter is a Entry-Level DSLR and they are both manufactured by Sony. There is a noticeable difference between the image resolutions of the A7R IV (61MP) and A65 (24MP) and the A7R IV (Full frame) and A65 (APS-C) boast different sensor dimensions.

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The A7R IV was revealed 7 years later than the A65 and that is quite a sizable difference as far as tech is concerned. Each of the cameras have different body design with the Sony A7R IV being a SLR-style mirrorless camera and the Sony A65 being a Compact SLR camera.

Before getting into a comprehensive comparison, here is a quick summary of how the A7R IV grades versus the A65 with regards to portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Sony Alpha A7R IV & Sony SLT-A65. The full galleries are provided at Sony A7R IV Gallery & Sony A65 Gallery.

If you are planning to lug around your camera frequently, you're going to have to factor its weight and measurements. The Sony A7R IV enjoys outer dimensions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") and a weight of 665 grams (1.47 lbs) and the Sony A65 has proportions of 132mm x 97mm x 81mm (5.2" x 3.8" x 3.2") with a weight of 622 grams (1.37 lbs).

Contrast the Sony A7R IV and Sony A65 in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change dependant on the lens you are utilizing during that time. The following is a front view measurements comparison of the A7R IV compared to the A65.

Using size and weight, the portability rating of the A7R IV and A65 is 62 and 64 respectively.

Oftentimes, its tough to imagine the gap between sensor measurements simply by reviewing specifications. The graphic below may provide you a clearer sense of the sensor sizes in the A7R IV and A65.

Plainly, both of those cameras provide different megapixels and different sensor measurements. The A7R IV having a bigger sensor is going to make shooting shallower DOF less difficult and the Sony A7R IV will offer more detail because of its extra 37MP. Higher resolution can also help you crop pictures more aggressively. The newer A7R IV should have an advantage when it comes to sensor tech.