Panasonic G5 vs Sony A77

Below, we are analyzing the Panasonic G5 versus Sony A77, one being a Entry-Level Mirrorless and the other is a Advanced DSLR by companies Panasonic and Sony. There is a sizeable difference among the sensor resolutions of the G5 (16MP) and A77 (24MP) and the G5 (Four Thirds) and A77 (APS-C) feature totally different sensor measurements.

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The G5 was revealed 9 months later than the A77 so they are both of a similar generation. Each of these cameras come with different body type with the Panasonic G5 being a SLR-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.

Before getting straight into a detailed comparison, below is a short overview of how the G5 grades vs the A77 in regards to portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Panasonic Lumix DMC-G5 and Sony SLT-A77. The full galleries are viewable at Panasonic G5 Gallery and Sony A77 Gallery.

When you are going to lug around your camera regularly, you should think about its weight and proportions. The Panasonic G5 has got external measurements of 120mm x 83mm x 71mm (4.7" x 3.3" x 2.8") accompanied by a weight of 396 grams (0.87 lbs) while the Sony A77 has measurements of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 732 grams (1.61 lbs).

Compare the Panasonic G5 versus Sony A77 in the new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilising at that time. The following is the front view sizing comparison of the G5 vs the A77.

Taking into account size and weight, the portability grade of the G5 and A77 is 74 and 59 respectively.

Generally, it is very difficult to visualise the gap in sensor measurements just by checking out specs. The visual below may offer you a more clear sense of the sensor measurements in the G5 and A77.

All in all, each of these cameras posses different megapixel count and different sensor measurements. The G5 having a smaller sensor will make achieving shallow depth of field trickier and the Sony A77 will provide extra detail because of its extra 8MP. Greater resolution can also let you crop pics somewhat more aggressively. The fresher G5 will have an advantage in sensor tech.