Sony W320 vs Sony A77

Below is a thorough comparison of the Sony W320 and Sony A77, one being a Ultracompact and the other is a Advanced DSLR and both are designed by Sony. There is a big difference between the image resolutions of the W320 (14MP) and A77 (24MP) and the W320 (1/2.3") and A77 (APS-C) enjoy totally different sensor measurements.

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The W320 was unveiled 21 months earlier than the A77 making the cameras a generation apart from each other. The two cameras come with different body type with the Sony W320 being a Ultracompact camera and the Sony A77 being a Mid-size SLR camera.

Before getting through a step-by-step comparison, below is a simple overview of how the W320 matches up vs the A77 in relation to portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Sony Cyber-shot DSC-W320 and Sony SLT-A77. The full galleries are available at Sony W320 Gallery and Sony A77 Gallery.

In case you're aiming to lug around your camera often, you'll have to consider its weight and dimensions. The Sony W320 features outside measurements of 93mm x 52mm x 17mm (3.7" x 2.0" x 0.7") with a weight of 117 grams (0.26 lbs) while the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 732 grams (1.61 lbs).

Take a look at the Sony W320 and Sony A77 in the all new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at that time. The following is the front view measurements comparison of the W320 compared to the A77.

Considering size and weight, the portability score of the W320 and A77 is 97 and 59 respectively.

Often, it's tough to see the contrast between sensor measurements just by reading through specifications. The visual below will help give you a much better sense of the sensor measurements in the W320 and A77.

Plainly, both of the cameras posses different resolutions and different sensor measurements. The W320 having a tinier sensor will make shooting shallower DOF tougher and the Sony A77 will give greater detail having an extra 10MP. Greater resolution will also enable you to crop pics somewhat more aggressively. The older W320 is going to be disadvantaged in sensor tech.