Ricoh G900 vs Sony A390

Below, we are matching up the Ricoh G900 versus Sony A390, one being a Waterproof and the other is a Entry-Level DSLR by brands Ricoh and Sony. There is a significant difference among the sensor resolutions of the G900 (20MP) and A390 (14MP) and the G900 (1/2.3") and A390 (APS-C) possess totally different sensor measurements.

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The G900 was released 7 years later than the A390 and that is a fairly sizable gap as far as camera tech is concerned. The two cameras come with different body type with the Ricoh G900 being a Compact camera and the Sony A390 being a Compact SLR camera.

Before we go in to a step-by-step comparison, below is a short view of how the G900 grades vs the A390 in the way of portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Ricoh G900 and Sony Alpha DSLR-A390. The complete galleries are viewable at Ricoh G900 Gallery and Sony A390 Gallery.

For anyone who is going to carry your camera, you have to consider its weight and size. The Ricoh G900 has got external dimensions of 118mm x 66mm x 33mm (4.6" x 2.6" x 1.3") accompanied by a weight of 247 grams (0.54 lbs) whilst the Sony A390 has specifications of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") and a weight of 549 grams (1.21 lbs).

Check the Ricoh G900 versus Sony A390 in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilizing at that moment. Below is the front view physical size comparison of the G900 vs the A390.

Looking at size and weight, the portability score of the G900 and A390 is 89 and 66 respectively.

Usually, it is difficult to envision the gap in sensor sizing simply by viewing a spec sheet. The photograph underneath might offer you a much better sense of the sensor dimensions in the G900 and A390.

Clearly, each of these cameras have got different megapixel count and different sensor sizing. The G900 because of its smaller sensor will make getting bokeh more difficult and the Ricoh G900 will provide you with extra detail as a result of its extra 6MP. Greater resolution will allow you to crop images much more aggressively. The newer G900 will have an edge in sensor tech.