Sony TX55 vs Sony A77

Its time to look more closely at the Sony TX55 versus Sony A77, one being a Ultracompact and the other is a Advanced DSLR and both are sold by Sony. There exists a significant gap between the image resolutions of the TX55 (16MP) and A77 (24MP) and the TX55 (1/2.3") and A77 (APS-C) posses different sensor sizing.

Samsung Releases Faster Versions of EVO MicroSD Cards

The TX55 was unveiled 3 months prior to the A77 which means that they are both of a similar generation. Both the cameras feature different body design with the Sony TX55 being a Ultracompact camera and the Sony A77 being a Mid-size SLR camera.

Before diving straight to a comprehensive comparison, here is a concise overview of how the TX55 scores against the A77 in regards to portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Sony Cyber-shot DSC-TX55 and Sony SLT-A77. The full galleries are viewable at Sony TX55 Gallery and Sony A77 Gallery.

If you are going to carry your camera frequently, you will have to consider its weight and dimensions. The Sony TX55 offers external measurements of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") and 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") having a weight of 732 grams (1.61 lbs).

Check out the Sony TX55 versus Sony A77 in the latest Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you are utilizing at that time. Below is a front view proportions comparison of the TX55 compared to the A77.

Considering dimensions and weight, the portability grade of the TX55 and A77 is 97 and 59 respectively.

Typically, it's hard to imagine the gap between sensor sizing purely by reading through specs. The graphic underneath might give you a much better sense of the sensor sizing in the TX55 and A77.

As you can plainly see, the 2 cameras come with different megapixels and different sensor sizing. The TX55 using its tinier sensor is going to make getting shallow depth of field more challenging and the Sony A77 will give extra detail having an extra 8 Megapixels. Greater resolution will also make it easier to crop images a good deal more aggressively.