Canon A3100 IS vs Sigma DP3 Merrill

Let's look a bit more in depth at the Canon A3100 IS versus Sigma DP3 Merrill, former is a Small Sensor Compact while the latter is a Large Sensor Compact by rivals Canon and Sigma. The image resolution of the A3100 IS (12MP) and the DP3 Merrill (15MP) is pretty comparable but the A3100 IS (1/2.3") and DP3 Merrill (APS-C) possess totally different sensor dimensions.

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The A3100 IS was unveiled 4 years prior to the DP3 Merrill which is a fairly big difference as far as camera tech is concerned. Both of the cameras offer different body type with the Canon A3100 IS being a Compact camera and the Sigma DP3 Merrill being a Large Sensor Compact camera.

Before we go straight into a complete comparison, below is a brief highlight of how the A3100 IS matches up against the DP3 Merrill when considering portability, imaging, features and an overall score.

Below is a preview of the gallery images for Canon PowerShot A3100 IS & Sigma DP3 Merrill. The full galleries are available at Canon A3100 IS Gallery & Sigma DP3 Merrill Gallery.

If you're intending to carry around your camera often, you will want to think about its weight and proportions. The Canon A3100 IS enjoys outer dimensions of 97mm x 58mm x 28mm (3.8" x 2.3" x 1.1") accompanied by a weight of 165 grams (0.36 lbs) whilst the Sigma DP3 Merrill has measurements of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") along with a weight of 330 grams (0.73 lbs).

See the Canon A3100 IS versus Sigma DP3 Merrill in our completely new Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change based on the lens you have attached at the time. Underneath is the front view over all size comparison of the A3100 IS against the DP3 Merrill.

Considering size and weight, the portability rating of the A3100 IS and DP3 Merrill is 94 and 83 respectively.

Oftentimes, it can be difficult to envision the contrast in sensor sizes only by seeing specs. The image here will offer you a greater sense of the sensor sizes in the A3100 IS and DP3 Merrill.

As you can plainly see, each of the cameras enjoy different megapixels and different sensor sizes. The A3100 IS with its smaller sensor will make achieving shallow depth of field more difficult and the Sigma DP3 Merrill will provide greater detail having an extra 3MP. Higher resolution will enable you to crop pictures far more aggressively. The more aged A3100 IS will be behind with regard to sensor innovation.