Pentax X70 vs Sigma DP2 Quattro

Its time to look closer at the Pentax X70 versus Sigma DP2 Quattro, one is a Small Sensor Superzoom and the latter is a Large Sensor Compact by rivals Pentax and Sigma. There is a significant difference among the image resolutions of the X70 (12MP) and DP2 Quattro (20MP) and the X70 (1/2.3") and DP2 Quattro (APS-C) provide different sensor sizing.

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The X70 was launched 6 years before the DP2 Quattro which is a fairly sizable gap as far as camera tech is concerned. Both of these cameras feature different body design with the Pentax X70 being a SLR-like (bridge) camera and the Sigma DP2 Quattro being a Large Sensor Compact camera.

Before we go into a in depth comparison, here is a short highlight of how the X70 grades against the DP2 Quattro in terms of portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Pentax X70 and Sigma DP2 Quattro. The complete galleries are available at Pentax X70 Gallery and Sigma DP2 Quattro Gallery.

In case you're aiming to travel with your camera, you should consider its weight and volume. The Pentax X70 provides external dimensions of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") and a weight of 410 grams (0.90 lbs) while the Sigma DP2 Quattro has sizing of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") accompanied by a weight of 395 grams (0.87 lbs).

Take a look at the Pentax X70 versus Sigma DP2 Quattro in the all new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at that time. Following is a front view scale comparison of the X70 vs the DP2 Quattro.

Taking into account size and weight, the portability grade of the X70 and DP2 Quattro is 71 and 70 respectively.

Generally, it can be difficult to picture the difference in sensor dimensions only by going through specs. The picture below should give you a better sense of the sensor dimensions in the X70 and DP2 Quattro.

All in all, the two cameras come with different resolutions and different sensor dimensions. The X70 featuring a smaller sensor is going to make achieving shallower DOF tougher and the Sigma DP2 Quattro will show greater detail utilizing its extra 8 Megapixels. Higher resolution can also enable you to crop pictures a good deal more aggressively. The more aged X70 will be behind with regard to sensor tech.