Canon G7 X MIII vs Sigma DP2 Quattro

Following is a detailed comparison of the Canon G7 X MIII and Sigma DP2 Quattro, both Large Sensor Compact digital cameras by manufacturers Canon and Sigma. The resolution of the G7 X MIII (20MP) and the DP2 Quattro (20MP) is relatively similar but the G7 X MIII (1") and DP2 Quattro (APS-C) possess different sensor sizing.

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The G7 X MIII was revealed 5 years after the DP2 Quattro which is quite a large gap as far as technology is concerned. The two cameras offer the identical body type (Large Sensor Compact).

Before we go through a in depth comparison, below is a brief highlight of how the G7 X MIII scores against the DP2 Quattro in relation to portability, imaging, features and an overall score.

This is a preview of the gallery photos for Canon PowerShot G7 X Mark III and Sigma DP2 Quattro. The full galleries are available at Canon G7 X MIII Gallery and Sigma DP2 Quattro Gallery.

In case you're going to carry around your camera regularly, you will want to think about its weight and volume. The Canon G7 X MIII has got physical dimensions of 105mm x 61mm x 41mm (4.1" x 2.4" x 1.6") having a weight of 304 grams (0.67 lbs) while the Sigma DP2 Quattro has sizing of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") along with a weight of 395 grams (0.87 lbs).

Compare the Canon G7 X MIII and Sigma DP2 Quattro in the latest Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen during that time. The following is the front view physical size comparison of the G7 X MIII and the DP2 Quattro.

Factoring in dimensions and weight, the portability rating of the G7 X MIII and DP2 Quattro is 88 and 70 respectively.

More often than not, its difficult to imagine the difference between sensor sizes simply by reading specs. The pic below should provide you a more clear sense of the sensor sizes in the G7 X MIII and DP2 Quattro.

All in all, both cameras offer the same exact megapixel count albeit different sensor sizes. The G7 X MIII includes the tinier sensor which will make obtaining shallow DOF trickier. The more modern G7 X MIII provides an advantage with regard to sensor tech.