Sony S2100 vs Sony A77

In this article, we will be reviewing the Sony S2100 and Sony A77, former being a Small Sensor Compact while the latter is a Advanced DSLR and both of them are sold by Sony. There exists a sizable gap among the resolutions of the S2100 (12MP) and A77 (24MP) and the S2100 (1/2.3") and A77 (APS-C) enjoy different sensor size.

Photography Glossary

The S2100 was revealed 21 months prior to the A77 which makes the cameras a generation apart from one another. The two cameras offer different body type with the Sony S2100 being a Compact camera and the Sony A77 being a Mid-size SLR camera.

Before getting through a step-by-step comparison, below is a short summary of how the S2100 matches up against the A77 when considering portability, imaging, features and an overall rating.

Below is a preview of the gallery photos for Sony Cyber-shot DSC-S2100 & Sony SLT-A77. The full galleries are viewable at Sony S2100 Gallery & Sony A77 Gallery.

For anybody who is going to carry your camera frequently, you are going to need to factor in its weight and volume. The Sony S2100 has got exterior dimensions of 98mm x 61mm x 27mm (3.9" x 2.4" x 1.1") with a weight of 167 grams (0.37 lbs) and the Sony A77 has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 732 grams (1.61 lbs).

Check out the Sony S2100 and Sony A77 in our newest Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will change dependant on the lens you use at that moment. Underneath is the front view scale comparison of the S2100 and the A77.

Looking at dimensions and weight, the portability rating of the S2100 and A77 is 93 and 59 respectively.

Typically, it can be hard to imagine the gap in sensor sizing just by checking out a spec sheet. The graphic underneath will give you a more clear sense of the sensor sizes in the S2100 and A77.

Clearly, both of the cameras enjoy different megapixel count and different sensor sizing. The S2100 using its smaller sensor is going to make achieving shallow depth of field more difficult and the Sony A77 will show greater detail because of its extra 12 Megapixels. Higher resolution can also help you crop pictures far more aggressively. The older S2100 will be behind in sensor technology.