Sony A9 vs Sony G3

In this write-up, we will be contrasting the Sony A9 versus Sony G3, former being a Pro Mirrorless while the latter is a Small Sensor Compact and both are sold by Sony. There exists a large gap between the resolutions of the A9 (24MP) and G3 (10MP) and the A9 (Full frame) and G3 (1/2.3") feature totally different sensor dimensions.

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The A9 was revealed 8 years later than the G3 and that is quite a serious difference as far as technology is concerned. Each of the cameras offer different body type with the Sony A9 being a SLR-style mirrorless camera and the Sony G3 being a Compact camera.

Before delving straight into a in-depth comparison, below is a simple overview of how the A9 grades vs the G3 in the way of portability, imaging, features and an overall grade.

This is a preview of the gallery images for Sony Alpha A9 & Sony Cyber-shot DSC-G3. The full galleries are viewable at Sony A9 Gallery & Sony G3 Gallery.

For anyone who is looking to lug around your camera, you have to take into account its weight and dimensions. The Sony A9 has got physical measurements of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") accompanied by a weight of 673 grams (1.48 lbs) while the Sony G3 has dimensions of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") and a weight of 185 grams (0.41 lbs).

Check out the Sony A9 versus Sony G3 in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ based on the lens you use at the time. The following is the front view overall size comparison of the A9 versus the G3.

Taking into consideration dimensions and weight, the portability score of the A9 and G3 is 65 and 94 respectively.

Typically, its tough to visualise the contrast between sensor measurements merely by reading technical specs. The graphic below will offer you a greater sense of the sensor sizing in the A9 and G3.

As you have seen, the two cameras enjoy different megapixels and different sensor measurements. The A9 with its bigger sensor will make achieving shallower DOF simpler and the Sony A9 will offer you greater detail because of its extra 14 Megapixels. Higher resolution will make it easier to crop pictures far more aggressively. The younger A9 is going to have an advantage in sensor technology.