Sony RX100 IV vs Sony A77

Below is a thorough comparison of the Sony RX100 IV vs Sony A77, former being a Large Sensor Compact while the latter is a Advanced DSLR and both of them are sold by Sony. The image resolution of the RX100 IV (20MP) and the A77 (24MP) is relatively close but the RX100 IV (1") and A77 (APS-C) provide totally different sensor sizes.

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The RX100 IV was unveiled 3 years later than the A77 and that is a fairly significant difference as far as camera technology is concerned. Both of these cameras feature different body design with the Sony RX100 IV being a Large Sensor Compact camera and the Sony A77 being a Mid-size SLR camera.

Before getting into a in-depth comparison, here is a quick synopsis of how the RX100 IV matches up against the A77 when it comes to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Sony Cyber-shot DSC-RX100 IV & Sony SLT-A77. The full galleries are viewable at Sony RX100 IV Gallery & Sony A77 Gallery.

If you're going to lug around your camera, you're going to have to factor its weight and proportions. The Sony RX100 IV has got outside measurements of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") and a weight of 298 grams (0.66 lbs) and the Sony A77 has measurements of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") accompanied by a weight of 732 grams (1.61 lbs).

Check out the Sony RX100 IV vs Sony A77 in our newest Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change depending on the lens you have at the time. Here is a front view measurements comparison of the RX100 IV and the A77.

Considering dimensions and weight, the portability rating of the RX100 IV and A77 is 89 and 59 respectively.

Sometimes, it is difficult to visualise the gap in sensor measurements simply by researching specifications. The photograph underneath will provide you a far better sense of the sensor measurements in the RX100 IV and A77.

To sum up, both of those cameras feature different resolutions and different sensor measurements. The RX100 IV with its smaller sensor will make achieving shallow depth of field trickier and the Sony A77 will render more detail having an extra 4MP. Higher resolution can also make it easier to crop shots way more aggressively. The more modern RX100 IV is going to have an advantage with regard to sensor technology.