Panasonic G9 vs Sony A300

On this page, we will be comparing the Panasonic G9 vs Sony A300, one being a Pro Mirrorless and the latter is a Entry-Level DSLR by rivals Panasonic and Sony. There is a crucial difference between the sensor resolutions of the G9 (20MP) and A300 (10MP) and the G9 (Four Thirds) and A300 (APS-C) offer different sensor sizing.

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The G9 was introduced 9 years later than the A300 and that is quite a serious gap as far as tech is concerned. The two cameras have different body design with the Panasonic G9 being a SLR-style mirrorless camera and the Sony A300 being a Compact SLR camera.

Before going into a step-by-step comparison, here is a concise view of how the G9 grades vs the A300 in regards to portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Panasonic Lumix DC-G9 and Sony Alpha DSLR-A300. The whole galleries are provided at Panasonic G9 Gallery and Sony A300 Gallery.

In case you're looking to lug around your camera, you're going to have to take into account its weight and proportions. The Panasonic G9 has got exterior dimensions of 137mm x 97mm x 92mm (5.4" x 3.8" x 3.6") and a weight of 658 grams (1.45 lbs) whilst the Sony A300 has measurements of 131mm x 99mm x 75mm (5.2" x 3.9" x 3.0") along with a weight of 632 grams (1.39 lbs).

Look at the Panasonic G9 vs Sony A300 in the all new Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use during that time. Here is a front view over all size comparison of the G9 and the A300.

Factoring in size and weight, the portability score of the G9 and A300 is 62 and 64 respectively.

Oftentimes, it can be difficult to imagine the difference between sensor measurements purely by looking at specifications. The visual below should offer you a clearer sense of the sensor sizes in the G9 and A300.

To sum up, the two cameras provide different megapixel count and different sensor measurements. The G9 using its tinier sensor is going to make shooting shallower depth of field tougher and the Panasonic G9 will give more detail using its extra 10MP. Higher resolution will enable you to crop shots more aggressively. The fresher G9 provides an edge with regard to sensor technology.