Sony A100 vs Sony A33

In this article, we will be matching up the Sony A100 vs Sony A33, both Entry-Level DSLR cameras and both of them are manufactured by Sony. There is a substantial difference among the resolutions of the A100 (10MP) and A33 (14MP) but they possess the same exact sensor measurements (APS-C).

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The A100 was introduced 5 years earlier than the A33 which is a fairly big difference as far as camera tech is concerned. Each of the cameras offer the identical body type (Compact SLR).

Before delving straight into a thorough comparison, below is a simple introduction of how the A100 grades versus the A33 for portability, imaging, features and an overall score.

Here is a preview of the gallery photos for Sony Alpha DSLR-A100 & Sony SLT-A33. The whole galleries are viewable at Sony A100 Gallery & Sony A33 Gallery.

If you are aiming to carry around your camera regularly, you have to factor in its weight and proportions. The Sony A100 features physical measurements of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs) whilst the Sony A33 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

Examine the Sony A100 vs Sony A33 in our brand new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ depending on the lens you are utilising at that moment. Below is the front view measurement comparison of the A100 against the A33.

Taking into account size and weight, the portability rating of the A100 and A33 is 64 and 67 respectively.

Usually, it is very tough to visualize the gap in sensor sizes only by researching specs. The picture below may give you a better sense of the sensor sizing in the A100 and A33.

As you can plainly see, both of those cameras offer the same exact sensor sizing albeit different megapixels. You can count on the Sony A33 to result in greater detail using its extra 4 Megapixels. Higher resolution can also allow you to crop pictures a little more aggressively. The more aged A100 will be disadvantaged with regard to sensor tech.