Sony RX10 III vs Sony A77

Below is a detailed assessment of the Sony RX10 III versus Sony A77, former being a Large Sensor Superzoom while the other is a Advanced DSLR and they are both sold by Sony. The sensor resolution of the RX10 III (20MP) and the A77 (24MP) is fairly close but the RX10 III (1") and A77 (APS-C) offer different sensor size.

Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

The RX10 III was manufactured 4 years later than the A77 and that is a fairly significant difference as far as camera tech is concerned. Both cameras have different body design with the Sony RX10 III being a SLR-like (bridge) camera and the Sony A77 being a Mid-size SLR camera.

Before delving right into a comprehensive comparison, here is a concise introduction of how the RX10 III matches up against the A77 with respect to portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Sony Cyber-shot DSC-RX10 III & Sony SLT-A77. The entire galleries are viewable at Sony RX10 III Gallery & Sony A77 Gallery.

If you're looking to lug around your camera, you'll need to factor its weight and proportions. The Sony RX10 III offers exterior dimensions of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") along with a weight of 1051 grams (2.32 lbs) whilst the Sony A77 has measurements of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 732 grams (1.61 lbs).

Check out the Sony RX10 III versus Sony A77 in our completely new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ dependant on the lens you select during that time. Following is a front view measurement comparison of the RX10 III and the A77.

Factoring in size and weight, the portability score of the RX10 III and A77 is 53 and 59 respectively.

Often, it is very difficult to picture the difference in sensor measurements just by researching specs. The graphic here will help provide you a much better sense of the sensor sizes in the RX10 III and A77.

As you can plainly see, both cameras provide different megapixels and different sensor measurements. The RX10 III due to its smaller sensor is going to make shooting shallow DOF harder and the Sony A77 will result in extra detail due to its extra 4 Megapixels. Greater resolution will help you crop photos more aggressively. The fresher RX10 III provides an advantage with regard to sensor tech.