Sony T99 vs Sony A77

Its time to take a deeper look at the Sony T99 and Sony A77, one is a Ultracompact and the latter is a Advanced DSLR and both are offered by Sony. There is a crucial difference between the resolutions of the T99 (14MP) and A77 (24MP) and the T99 (1/2.3") and A77 (APS-C) enjoy different sensor sizes.

Photography Glossary

The T99 was brought out 15 months earlier than the A77 which makes the cameras a generation away from each other. The two cameras come with different body type with the Sony T99 being a Ultracompact camera and the Sony A77 being a Mid-size SLR camera.

Before diving straight into a in depth comparison, below is a quick synopsis of how the T99 grades versus the A77 in regards to portability, imaging, features and an overall mark.

The following is a preview of the gallery images for Sony Cyber-shot DSC-T99 and Sony SLT-A77. The entire galleries are provided at Sony T99 Gallery and Sony A77 Gallery.

If you're planning to travel with your camera regularly, you will have to factor its weight and volume. The Sony T99 has physical dimensions of 93mm x 56mm x 17mm (3.7" x 2.2" x 0.7") along with a weight of 121 grams (0.27 lbs) and the Sony A77 has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") accompanied by a weight of 732 grams (1.61 lbs).

Check the Sony T99 and Sony A77 in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary based on the lens you are working with during that time. Below is the front view physical size comparison of the T99 against the A77.

Taking into account size and weight, the portability grade of the T99 and A77 is 96 and 59 respectively.

In many cases, it is very hard to visualize the gap between sensor dimensions merely by going over specifications. The pic below may provide you a more clear sense of the sensor dimensions in the T99 and A77.

To sum up, the two cameras have got different resolutions and different sensor dimensions. The T99 due to its tinier sensor is going to make achieving shallow DOF more challenging and the Sony A77 will deliver extra detail having its extra 10 Megapixels. Higher resolution can also allow you to crop photographs much more aggressively. The more aged T99 is going to be behind with regard to sensor innovation.