Ricoh WG-4 GPS vs Sony A55

Let's examine more closely at the Ricoh WG-4 GPS and Sony A55, former being a Waterproof while the other is a Entry-Level DSLR by manufacturers Ricoh and Sony. The sensor resolution of the WG-4 GPS (16MP) and the A55 (16MP) is very well matched but the WG-4 GPS (1/2.3") and A55 (APS-C) possess totally different sensor sizing.

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The WG-4 GPS was brought out 3 years later than the A55 and that is quite a large difference as far as tech is concerned. Each of the cameras offer different body type with the Ricoh WG-4 GPS being a Compact camera and the Sony A55 being a Compact SLR camera.

Before diving in to a comprehensive comparison, below is a brief introduction of how the WG-4 GPS scores vs the A55 when considering portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Ricoh WG-4 GPS & Sony SLT-A55. The entire galleries are available at Ricoh WG-4 GPS Gallery & Sony A55 Gallery.

For anybody who is going to lug around your camera, you should factor its weight and dimensions. The Ricoh WG-4 GPS provides outer dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 235 grams (0.52 lbs) whilst the Sony A55 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

See the Ricoh WG-4 GPS and Sony A55 in our brand new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will differ dependant on the lens you are utilising at the time. Here is the front view dimension comparison of the WG-4 GPS compared to the A55.

Looking at size and weight, the portability rating of the WG-4 GPS and A55 is 90 and 67 respectively.

Usually, it is difficult to envision the gap between sensor measurements merely by looking at specs. The photograph below might provide you a much better sense of the sensor dimensions in the WG-4 GPS and A55.

All in all, the two cameras enjoy the same exact MP but not the same sensor measurements. The WG-4 GPS provides the tinier sensor which should make achieving shallower depth of field more difficult. The more modern WG-4 GPS will have an edge with regard to sensor technology.