Sony W310 vs Sony A77

The following is a in-depth assessment of the Sony W310 vs Sony A77, former is a Ultracompact while the latter is a Advanced DSLR and both are created by Sony. There is a large difference among the resolutions of the W310 (12MP) and A77 (24MP) and the W310 (1/2.3") and A77 (APS-C) possess totally different sensor sizes.

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The W310 was revealed 21 months before the A77 which makes the cameras a generation away from each other. Both cameras offer different body type with the Sony W310 being a Ultracompact camera and the Sony A77 being a Mid-size SLR camera.

Before delving through a in-depth comparison, below is a quick highlight of how the W310 scores vs the A77 with respect to portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Sony Cyber-shot DSC-W310 & Sony SLT-A77. The full galleries are available at Sony W310 Gallery & Sony A77 Gallery.

If you are intending to travel with your camera often, you will have to factor in its weight and size. The Sony W310 enjoys external dimensions of 95mm x 55mm x 19mm (3.7" x 2.2" x 0.7") along with a weight of 137 grams (0.30 lbs) whilst the Sony A77 has specifications of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 732 grams (1.61 lbs).

Check the Sony W310 vs Sony A77 in our brand new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will differ dependant on the lens you are working with at that time. Here is the front view dimension comparison of the W310 compared to the A77.

Taking into consideration size and weight, the portability rating of the W310 and A77 is 96 and 59 respectively.

Often, it's tough to envision the difference in sensor dimensions only by going through technical specs. The pic underneath will help give you a more clear sense of the sensor dimensions in the W310 and A77.

As you have seen, the two cameras offer different resolutions and different sensor dimensions. The W310 using its smaller sensor will make shooting shallow depth of field tougher and the Sony A77 will produce more detail because of its extra 12 Megapixels. Higher resolution can also make it easier to crop shots a little more aggressively. The more aged W310 will be behind with regard to sensor tech.