Sony TX66 vs Sony A77

Below, we are looking at the Sony TX66 and Sony A77, one is a Ultracompact and the other is a Advanced DSLR and they are both offered by Sony. There exists a significant gap between the resolutions of the TX66 (18MP) and A77 (24MP) and the TX66 (1/2.3") and A77 (APS-C) use different sensor sizing.

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The TX66 was manufactured 5 months after the A77 and they are of a similar generation. The two cameras come with different body type with the Sony TX66 being a Ultracompact camera and the Sony A77 being a Mid-size SLR camera.

Before delving through a comprehensive comparison, below is a short highlight of how the TX66 scores against the A77 in terms of portability, imaging, features and an overall mark.

Following is a sample of the gallery pics for Sony Cyber-shot DSC-TX66 and Sony SLT-A77. The entire galleries are available at Sony TX66 Gallery and Sony A77 Gallery.

In case you're aiming to travel with your camera often, you are going to need to take into account its weight and dimensions. The Sony TX66 enjoys exterior dimensions of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") with a weight of 109 grams (0.24 lbs) whilst the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).

See the Sony TX66 and Sony A77 in the all new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have chosen during that time. Here is the front view measurements comparison of the TX66 and the A77.

Taking into account dimensions and weight, the portability score of the TX66 and A77 is 97 and 59 respectively.

Sometimes, it is very difficult to visualize the contrast between sensor dimensions just by reading specifications. The pic here might offer you a far better sense of the sensor sizes in the TX66 and A77.

To sum up, both of these cameras posses different megapixels and different sensor dimensions. The TX66 because of its tinier sensor is going to make getting shallower depth of field more difficult and the Sony A77 will deliver extra detail due to its extra 6MP. Greater resolution can also make it easier to crop images somewhat more aggressively.