Sony RX1 vs Sony A55

Its time to look closer at the Sony RX1 and Sony A55, former is a Large Sensor Compact while the other is a Entry-Level DSLR and they are both produced by Sony. There is a noticeable difference among the image resolutions of the RX1 (24MP) and A55 (16MP) and the RX1 (Full frame) and A55 (APS-C) enjoy totally different sensor size.

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The RX1 was manufactured 2 years after the A55 which is a fairly sizable difference as far as camera tech is concerned. Both of the cameras offer different body type with the Sony RX1 being a Large Sensor Compact camera and the Sony A55 being a Compact SLR camera.

Before going straight into a in depth comparison, below is a concise introduction of how the RX1 matches up vs the A55 when it comes to portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Sony Cyber-shot DSC-RX1 & Sony SLT-A55. The entire galleries are available at Sony RX1 Gallery & Sony A55 Gallery.

When you are looking to travel with your camera regularly, you'll have to take into account its weight and dimensions. The Sony RX1 enjoys outside measurements of 113mm x 65mm x 70mm (4.4" x 2.6" x 2.8") accompanied by a weight of 482 grams (1.06 lbs) while the Sony A55 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Analyze the Sony RX1 and Sony A55 in our newest Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change based on the lens you have attached at that moment. Here is the front view sizing comparison of the RX1 versus the A55.

Taking into account size and weight, the portability grade of the RX1 and A55 is 79 and 67 respectively.

In many cases, its hard to see the gap in sensor dimensions merely by viewing technical specs. The pic below should offer you a much better sense of the sensor measurements in the RX1 and A55.

As you have seen, both the cameras offer different resolutions and different sensor dimensions. The RX1 because of its larger sensor will make getting shallow DOF less difficult and the Sony RX1 will result in more detail due to its extra 8MP. Greater resolution can also allow you to crop pics a little more aggressively. The more recent RX1 is going to have an advantage in sensor innovation.