Canon G11 vs Sony A77

Here is a thorough assessment of the Canon G11 and Sony A77, one being a Small Sensor Compact and the latter is a Advanced DSLR by manufacturers Canon and Sony. There is a sizeable difference between the image resolutions of the G11 (10MP) and A77 (24MP) and the G11 (1/1.7") and A77 (APS-C) posses totally different sensor size.

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The G11 was released 22 months prior to the A77 which makes them a generation apart from each other. Each of these cameras have different body design with the Canon G11 being a Compact camera and the Sony A77 being a Mid-size SLR camera.

Before diving into a comprehensive comparison, here is a concise summary of how the G11 grades versus the A77 in relation to portability, imaging, features and an overall rating.

Below is a preview of the gallery photos for Canon PowerShot G11 and Sony SLT-A77. The complete galleries are viewable at Canon G11 Gallery and Sony A77 Gallery.

For anybody who is looking to carry your camera, you need to factor in its weight and dimensions. The Canon G11 has outer dimensions of 112mm x 76mm x 48mm (4.4" x 3.0" x 1.9") with a weight of 375 grams (0.83 lbs) whilst the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 732 grams (1.61 lbs).

Take a look at the Canon G11 and Sony A77 in the latest Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you have chosen during that time. Below is a front view dimension comparison of the G11 and the A77.

Factoring in size and weight, the portability rating of the G11 and A77 is 83 and 59 respectively.

Oftentimes, its difficult to envision the gap between sensor sizing just by checking specifications. The graphic below might give you a better sense of the sensor dimensions in the G11 and A77.

To sum up, both the cameras provide different megapixel count and different sensor sizing. The G11 due to its tinier sensor will make getting shallower depth of field harder and the Sony A77 will give more detail as a result of its extra 14 Megapixels. Higher resolution can also make it easier to crop photographs more aggressively. The older G11 is going to be disadvantaged in sensor tech.