Ricoh GR Digital III vs Sigma DP1x

Here, we are evaluating the Ricoh GR Digital III versus Sigma DP1x, one is a Small Sensor Compact and the other is a Large Sensor Compact by competitors Ricoh and Sigma. There is a significant difference between the sensor resolutions of the GR Digital III (10MP) and DP1x (5MP) and the GR Digital III (1/1.7") and DP1x (APS-C) have totally different sensor sizes.

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The GR Digital III was released 6 months prior to the DP1x so they are of a similar generation. Each of these cameras feature different body design with the Ricoh GR Digital III being a Compact camera and the Sigma DP1x being a Large Sensor Compact camera.

Before getting straight to a more detailed comparison, here is a concise synopsis of how the GR Digital III matches up vs the DP1x with respect to portability, imaging, features and an overall score.

Following is a sample of the gallery pics for Ricoh GR Digital III and Sigma DP1x. The complete galleries are available at Ricoh GR Digital III Gallery and Sigma DP1x Gallery.

In case you're planning to carry around your camera often, you are going to need to consider its weight and dimensions. The Ricoh GR Digital III has external dimensions of 109mm x 59mm x 26mm (4.3" x 2.3" x 1.0") having a weight of 208 grams (0.46 lbs) while the Sigma DP1x has dimensions of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") with a weight of 250 grams (0.55 lbs).

Analyze the Ricoh GR Digital III versus Sigma DP1x in the new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have at that time. Below is a front view dimensions comparison of the GR Digital III compared to the DP1x.

Taking into consideration size and weight, the portability rating of the GR Digital III and DP1x is 92 and 88 respectively.

Usually, it's difficult to see the gap between sensor sizes just by reviewing specifications. The pic underneath will help offer you a clearer sense of the sensor sizes in the GR Digital III and DP1x.

To sum up, both cameras feature different resolutions and different sensor sizes. The GR Digital III featuring a tinier sensor will make achieving shallower DOF tougher and the Ricoh GR Digital III will offer more detail as a result of its extra 5 Megapixels. Greater resolution can also help you crop photos way more aggressively.