Panasonic G9 vs Sony A37

Here, we will be comparing the Panasonic G9 and Sony A37, one is a Pro Mirrorless and the latter is a Entry-Level DSLR by rivals Panasonic and Sony. There is a big difference among the sensor resolutions of the G9 (20MP) and A37 (16MP) and the G9 (Four Thirds) and A37 (APS-C) boast totally different sensor sizing.

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The G9 was announced 5 years after the A37 which is a fairly big gap as far as camera tech is concerned. Both cameras feature different body design with the Panasonic G9 being a SLR-style mirrorless camera and the Sony A37 being a Compact SLR camera.

Before we go straight to a comprehensive comparison, here is a short view of how the G9 grades vs the A37 with respect to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Panasonic Lumix DC-G9 and Sony SLT-A37. The whole galleries are provided at Panasonic G9 Gallery and Sony A37 Gallery.

For anybody who is looking to travel with your camera regularly, you have to factor in its weight and volume. The Panasonic G9 enjoys physical measurements of 137mm x 97mm x 92mm (5.4" x 3.8" x 3.6") and a weight of 658 grams (1.45 lbs) while the Sony A37 has sizing of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 506 grams (1.12 lbs).

Take a look at the Panasonic G9 and Sony A37 in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you select during that time. Below is a front view size comparison of the G9 vs the A37.

Using size and weight, the portability score of the G9 and A37 is 62 and 67 respectively.

Usually, it's tough to visualise the contrast in sensor dimensions purely by looking through a spec sheet. The picture here will help give you a far better sense of the sensor measurements in the G9 and A37.

Clearly, both cameras come with different resolutions and different sensor dimensions. The G9 having a smaller sensor will make getting shallow depth of field trickier and the Panasonic G9 will provide you with greater detail with its extra 4 Megapixels. Higher resolution will help you crop photographs a good deal more aggressively. The more modern G9 is going to have an edge with regard to sensor tech.