Panasonic G100 vs Sony A77

Here, we are evaluating the Panasonic G100 vs Sony A77, one being a Entry-Level Mirrorless and the other is a Advanced DSLR by rivals Panasonic and Sony. The image resolution of the G100 (20MP) and the A77 (24MP) is very close but the G100 (Four Thirds) and A77 (APS-C) posses totally different sensor sizing.

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The G100 was unveiled 8 years later than the A77 and that is a fairly big gap as far as camera tech is concerned. Both of the cameras feature different body design with the Panasonic G100 being a SLR-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.

Before getting into a full comparison, here is a simple summation of how the G100 grades versus the A77 in the way of portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Panasonic Lumix DC-G100 and Sony SLT-A77. The full galleries are available at Panasonic G100 Gallery and Sony A77 Gallery.

For anyone who is aiming to lug around your camera regularly, you will need to consider its weight and size. The Panasonic G100 features physical dimensions of 116mm x 83mm x 54mm (4.6" x 3.3" x 2.1") accompanied by a weight of 352 grams (0.78 lbs) whilst the Sony A77 has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 732 grams (1.61 lbs).

Look at the Panasonic G100 vs Sony A77 in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you choose at that moment. Here is a front view dimension comparison of the G100 vs the A77.

Using size and weight, the portability rating of the G100 and A77 is 81 and 59 respectively.

Oftentimes, it is hard to see the contrast in sensor measurements simply by researching specifications. The photograph underneath will help offer you a better sense of the sensor dimensions in the G100 and A77.

Plainly, the two cameras come with different megapixels and different sensor measurements. The G100 having a smaller sensor will make getting shallower DOF harder and the Sony A77 will result in greater detail having an extra 4 Megapixels. Greater resolution will also help you crop pics a good deal more aggressively. The fresher G100 will have an advantage when it comes to sensor technology.