Canon G12 vs Sony A7 III

Following is a extensive comparison of the Canon G12 versus Sony A7 III, one is a Small Sensor Compact and the latter is a Pro Mirrorless by manufacturers Canon and Sony. There is a sizeable difference between the image resolutions of the G12 (10MP) and A7 III (24MP) and the G12 (1/1.7") and A7 III (Full frame) offer different sensor size.

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The G12 was brought out 8 years before the A7 III which is quite a large gap as far as tech is concerned. Both cameras feature different body design with the Canon G12 being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before going into a in-depth comparison, here is a quick highlight of how the G12 matches up against the A7 III with regards to portability, imaging, features and an overall score.

Below is a preview of the gallery photos for Canon PowerShot G12 and Sony Alpha A7 III. The entire galleries are viewable at Canon G12 Gallery and Sony A7 III Gallery.

For anyone who is looking to carry around your camera regularly, you are going to need to factor its weight and measurements. The Canon G12 provides outside measurements of 112mm x 76mm x 48mm (4.4" x 3.0" x 1.9") and a weight of 401 grams (0.88 lbs) and the Sony A7 III has proportions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 650 grams (1.43 lbs).

Look at the Canon G12 versus Sony A7 III in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you select at that time. Below is a front view physical size comparison of the G12 against the A7 III.

Looking at size and weight, the portability score of the G12 and A7 III is 83 and 63 respectively.

Usually, its difficult to visualize the contrast between sensor sizes only by reading through specifications. The image underneath might offer you a more clear sense of the sensor sizing in the G12 and A7 III.

To sum up, both of these cameras come with different megapixel count and different sensor sizes. The G12 featuring a tinier sensor is going to make shooting bokeh harder and the Sony A7 III will resolve more detail having its extra 14MP. Higher resolution will let you crop shots a good deal more aggressively. The more aged G12 is going to be behind in sensor tech.