Sigma SD9 vs Sony TX66

Let's look much closer at the Sigma SD9 and Sony TX66, former being a Advanced DSLR while the other is a Ultracompact by competitors Sigma and Sony. There exists a noticeable gap among the resolutions of the SD9 (3MP) and TX66 (18MP) and the SD9 (APS-C) and TX66 (1/2.3") feature different sensor dimensions.

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The SD9 was introduced 10 years prior to the TX66 and that is a fairly sizable difference as far as camera technology is concerned. Both of the cameras come with different body type with the Sigma SD9 being a Mid-size SLR camera and the Sony TX66 being a Ultracompact camera.

Before diving through a thorough comparison, below is a brief introduction of how the SD9 scores against the TX66 when considering portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Sigma SD9 & Sony Cyber-shot DSC-TX66. The whole galleries are viewable at Sigma SD9 Gallery & Sony TX66 Gallery.

If you're looking to lug around your camera regularly, you have to take into account its weight and measurements. The Sigma SD9 features physical dimensions of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") accompanied by a weight of 950 grams (2.09 lbs) while the Sony TX66 has proportions of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") with a weight of 109 grams (0.24 lbs).

Examine the Sigma SD9 and Sony TX66 in our completely new Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will differ dependant on the lens you choose at that moment. Underneath is the front view over all size comparison of the SD9 versus the TX66.

Looking at dimensions and weight, the portability rating of the SD9 and TX66 is 54 and 97 respectively.

More often than not, its difficult to visualize the gap in sensor measurements purely by looking through a spec sheet. The visual underneath will help provide you a more clear sense of the sensor sizes in the SD9 and TX66.

Clearly, both of these cameras have got different resolutions and different sensor measurements. The SD9 having a larger sensor is going to make achieving shallower DOF simpler and the Sony TX66 will provide you with more detail using its extra 15 Megapixels. Greater resolution will make it easier to crop photos much more aggressively. The older SD9 will be behind when it comes to sensor technology.