Sony A330 vs Sony TX20

In this write-up, we will be matching up the Sony A330 versus Sony TX20, one being a Entry-Level DSLR and the latter is a Ultracompact and both of them are sold by Sony. There is a sizeable difference between the resolutions of the A330 (10MP) and TX20 (16MP) and the A330 (APS-C) and TX20 (1/2.3") come with totally different sensor dimensions.

Photography Glossary

The A330 was announced 3 years before the TX20 and that is quite a large gap as far as tech is concerned. Both the cameras offer different body type with the Sony A330 being a Compact SLR camera and the Sony TX20 being a Ultracompact camera.

Before we go in to a in depth comparison, below is a simple view of how the A330 scores versus the TX20 with respect to portability, imaging, features and an overall grade.

Below is a preview of the gallery images for Sony Alpha DSLR-A330 and Sony Cyber-shot DSC-TX20. The whole galleries are available at Sony A330 Gallery and Sony TX20 Gallery.

For anybody who is intending to lug around your camera, you are going to need to think about its weight and size. The Sony A330 enjoys outer dimensions of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") accompanied by a weight of 529 grams (1.17 lbs) whilst the Sony TX20 has specifications of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") along with a weight of 133 grams (0.29 lbs).

Check out the Sony A330 versus Sony TX20 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ based on the lens you are working with at that time. The following is the front view measurements comparison of the A330 versus the TX20.

Taking into account size and weight, the portability score of the A330 and TX20 is 67 and 96 respectively.

Usually, its difficult to envision the difference between sensor measurements just by looking at a spec sheet. The photograph below will give you a much better sense of the sensor dimensions in the A330 and TX20.

Clearly, the two cameras offer different megapixels and different sensor measurements. The A330 with its bigger sensor will make getting shallow depth of field less difficult and the Sony TX20 will resolve extra detail with its extra 6 Megapixels. Higher resolution will also help you crop pictures a little more aggressively. The older A330 is going to be behind in sensor technology.