Ricoh G900 vs Sigma SD1

Its time to take a closer look at the Ricoh G900 and Sigma SD1, one being a Waterproof and the latter is a Advanced DSLR by brands Ricoh and Sigma. There exists a big gap among the sensor resolutions of the G900 (20MP) and SD1 (15MP) and the G900 (1/2.3") and SD1 (APS-C) posses totally different sensor sizes.

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The G900 was introduced 7 years later than the SD1 and that is a fairly big gap as far as camera technology is concerned. Each of these cameras have different body design with the Ricoh G900 being a Compact camera and the Sigma SD1 being a Mid-size SLR camera.

Before delving right into a in depth comparison, here is a short summary of how the G900 matches up against the SD1 with regard to portability, imaging, features and an overall grade.

Below is a preview of the gallery photos for Ricoh G900 and Sigma SD1. The whole galleries are available at Ricoh G900 Gallery and Sigma SD1 Gallery.

When you are looking to lug around your camera often, you will need to take into account its weight and volume. The Ricoh G900 has got outside measurements of 118mm x 66mm x 33mm (4.6" x 2.6" x 1.3") with a weight of 247 grams (0.54 lbs) and the Sigma SD1 has sizing of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") with a weight of n/a grams (0.00 lbs).

Check the Ricoh G900 and Sigma SD1 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you are using at the time. The following is a front view over all size comparison of the G900 vs the SD1.

Considering dimensions and weight, the portability score of the G900 and SD1 is 89 and 77 respectively.

Typically, it's tough to visualise the gap in sensor measurements merely by viewing specifications. The photograph below will offer you a better sense of the sensor measurements in the G900 and SD1.

To sum up, both of these cameras have different resolutions and different sensor measurements. The G900 with its smaller sensor will make achieving bokeh tougher and the Ricoh G900 will render more detail using its extra 5MP. Higher resolution can also allow you to crop pictures a bit more aggressively. The younger G900 is going to have an edge with regard to sensor technology.