Sony A7R IV vs Sony G3

Below, we will be analyzing the Sony A7R IV and Sony G3, one is a Pro Mirrorless and the latter is a Small Sensor Compact and both of them are designed by Sony. There exists a significant gap among the image resolutions of the A7R IV (61MP) and G3 (10MP) and the A7R IV (Full frame) and G3 (1/2.3") feature different sensor dimensions.

Photography Glossary

The A7R IV was launched 10 years after the G3 which is a fairly sizable gap as far as camera technology is concerned. Each of these cameras come with different body type with the Sony A7R IV being a SLR-style mirrorless camera and the Sony G3 being a Compact camera.

Before getting straight into a step-by-step comparison, below is a brief summary of how the A7R IV matches up versus the G3 with regard to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Sony Alpha A7R IV and Sony Cyber-shot DSC-G3. The complete galleries are viewable at Sony A7R IV Gallery and Sony G3 Gallery.

For those who are going to travel with your camera often, you will have to take into account its weight and measurements. The Sony A7R IV enjoys outside measurements of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") accompanied by a weight of 665 grams (1.47 lbs) whilst the Sony G3 has proportions of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") along with a weight of 185 grams (0.41 lbs).

Look at the Sony A7R IV and Sony G3 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you use at that moment. Here is the front view dimension comparison of the A7R IV against the G3.

Factoring in dimensions and weight, the portability grade of the A7R IV and G3 is 62 and 94 respectively.

Sometimes, it is very difficult to visualize the contrast in sensor dimensions just by researching specifications. The pic below should give you a greater sense of the sensor sizing in the A7R IV and G3.

To sum up, both cameras posses different megapixel count and different sensor dimensions. The A7R IV because of its bigger sensor is going to make shooting shallower depth of field easier and the Sony A7R IV will provide you with more detail utilizing its extra 51 Megapixels. Higher resolution will allow you to crop photographs somewhat more aggressively. The fresher A7R IV should have an advantage when it comes to sensor tech.