Sony G3 vs Sony A99

In this write-up, we will be looking at the Sony G3 vs Sony A99, one being a Small Sensor Compact and the latter is a Advanced DSLR and they are both built by Sony. There exists a crucial gap between the sensor resolutions of the G3 (10MP) and A99 (24MP) and the G3 (1/2.3") and A99 (Full frame) possess different sensor measurements.

Photography Glossary

The G3 was manufactured 4 years earlier than the A99 and that is quite a serious gap as far as technology is concerned. The two cameras offer different body type with the Sony G3 being a Compact camera and the Sony A99 being a Mid-size SLR camera.

Before delving through a step-by-step comparison, below is a concise summary of how the G3 scores vs the A99 when considering portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Sony Cyber-shot DSC-G3 and Sony SLT-A99. The entire galleries are viewable at Sony G3 Gallery and Sony A99 Gallery.

For anyone who is planning to carry your camera regularly, you have to factor its weight and proportions. The Sony G3 enjoys physical measurements of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") with a weight of 185 grams (0.41 lbs) and the Sony A99 has measurements of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).

Contrast the Sony G3 vs Sony A99 in the all new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilizing at that moment. Below is the front view physical size comparison of the G3 versus the A99.

Considering dimensions and weight, the portability grade of the G3 and A99 is 94 and 57 respectively.

Quite often, it can be difficult to picture the difference between sensor sizing purely by reading through specs. The visual below should give you a far better sense of the sensor measurements in the G3 and A99.

All in all, each of the cameras enjoy different resolutions and different sensor sizing. The G3 because of its tinier sensor is going to make achieving shallower depth of field tougher and the Sony A99 will give extra detail due to its extra 14 Megapixels. Higher resolution will also enable you to crop photographs far more aggressively. The older G3 is going to be disadvantaged when it comes to sensor tech.