Ricoh WG-4 vs Sigma SD9

In this write-up, we are contrasting the Ricoh WG-4 versus Sigma SD9, one is a Waterproof and the other is a Advanced DSLR by brands Ricoh and Sigma. There exists a significant gap between the image resolutions of the WG-4 (16MP) and SD9 (3MP) and the WG-4 (1/2.3") and SD9 (APS-C) feature different sensor dimensions.

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The WG-4 was announced 11 years after the SD9 which is quite a sizable gap as far as technology is concerned. Each of the cameras offer different body type with the Ricoh WG-4 being a Compact camera and the Sigma SD9 being a Mid-size SLR camera.

Before getting straight into a complete comparison, below is a short synopsis of how the WG-4 scores vs the SD9 in relation to portability, imaging, features and an overall mark.

Below is a sample of the gallery pictures for Ricoh WG-4 and Sigma SD9. The whole galleries are viewable at Ricoh WG-4 Gallery and Sigma SD9 Gallery.

If you're going to travel with your camera regularly, you are going to need to consider its weight and proportions. The Ricoh WG-4 has external measurements of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs) and the Sigma SD9 has measurements of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") accompanied by a weight of 950 grams (2.09 lbs).

Take a look at the Ricoh WG-4 versus Sigma SD9 in the all new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at that time. Here is the front view sizing comparison of the WG-4 vs the SD9.

Factoring in dimensions and weight, the portability score of the WG-4 and SD9 is 90 and 54 respectively.

Sometimes, it is very difficult to imagine the difference between sensor dimensions simply by going over specifications. The picture below will help offer you a better sense of the sensor measurements in the WG-4 and SD9.

To sum up, both of those cameras enjoy different resolutions and different sensor dimensions. The WG-4 having a tinier sensor is going to make shooting shallower depth of field harder and the Ricoh WG-4 will deliver greater detail with its extra 13 Megapixels. Greater resolution will make it easier to crop images far more aggressively. The younger WG-4 should have an edge with regard to sensor tech.