Olympus E-330 vs Sony TX20

In this article, we are analyzing the Olympus E-330 vs Sony TX20, one being a Advanced DSLR and the other is a Ultracompact by companies Olympus and Sony. There is a huge difference among the sensor resolutions of the E-330 (7MP) and TX20 (16MP) and the E-330 (Four Thirds) and TX20 (1/2.3") enjoy different sensor measurements.

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The E-330 was announced 7 years before the TX20 and that is a fairly significant gap as far as camera tech is concerned. Both cameras offer different body type with the Olympus E-330 being a Mid-size SLR camera and the Sony TX20 being a Ultracompact camera.

Before getting straight into a detailed comparison, below is a concise introduction of how the E-330 scores vs the TX20 in the way of portability, imaging, features and an overall rating.

Following is a sample of the gallery pictures for Olympus E-330 and Sony Cyber-shot DSC-TX20. The whole galleries are available at Olympus E-330 Gallery and Sony TX20 Gallery.

For anyone who is intending to carry your camera often, you will have to factor in its weight and size. The Olympus E-330 provides outer measurements of 140mm x 87mm x 72mm (5.5" x 3.4" x 2.8") along with a weight of 616 grams (1.36 lbs) whilst the Sony TX20 has specifications of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") and a weight of 133 grams (0.29 lbs).

Compare the Olympus E-330 vs Sony TX20 in the all new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at the time. The following is the front view measurements comparison of the E-330 compared to the TX20.

Using size and weight, the portability score of the E-330 and TX20 is 65 and 96 respectively.

Generally, it's hard to picture the gap in sensor sizing only by looking through a spec sheet. The graphic here will give you a more clear sense of the sensor measurements in the E-330 and TX20.

Clearly, the 2 cameras enjoy different resolutions and different sensor sizing. The E-330 having a larger sensor is going to make achieving shallow DOF easier and the Sony TX20 will render extra detail with its extra 9 Megapixels. Greater resolution will enable you to crop images far more aggressively. The older E-330 will be disadvantaged in sensor tech.