Sigma DP3 Merrill vs Sony A7S

On this page, we are looking at the Sigma DP3 Merrill versus Sony A7S, one is a Large Sensor Compact and the other is a Pro Mirrorless by competitors Sigma and Sony. There is a sizeable difference among the sensor resolutions of the DP3 Merrill (15MP) and A7S (12MP) and the DP3 Merrill (APS-C) and A7S (Full frame) posses different sensor dimensions.

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The DP3 Merrill was revealed 15 months prior to the A7S making them a generation away from each other. The two cameras have different body design with the Sigma DP3 Merrill being a Large Sensor Compact camera and the Sony A7S being a SLR-style mirrorless camera.

Before getting into a in depth comparison, here is a brief summary of how the DP3 Merrill grades against the A7S when considering portability, imaging, features and an overall score.

Here is a sample of the gallery pictures for Sigma DP3 Merrill and Sony Alpha A7S. The full galleries are provided at Sigma DP3 Merrill Gallery and Sony A7S Gallery.

When you are going to carry around your camera, you are going to need to consider its weight and measurements. The Sigma DP3 Merrill offers external dimensions of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") accompanied by a weight of 330 grams (0.73 lbs) whilst the Sony A7S has proportions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 489 grams (1.08 lbs).

Check out the Sigma DP3 Merrill versus Sony A7S in the new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilising at that moment. Below is a front view dimension comparison of the DP3 Merrill compared to the A7S.

Taking into account size and weight, the portability score of the DP3 Merrill and A7S is 83 and 77 respectively.

Usually, it's tough to imagine the difference in sensor sizes only by going through specs. The pic underneath will offer you a better sense of the sensor sizes in the DP3 Merrill and A7S.

As you can plainly see, both of the cameras provide different resolutions and different sensor sizes. The DP3 Merrill having a smaller sensor is going to make getting shallow DOF more challenging and the Sigma DP3 Merrill will show more detail because of its extra 3MP. Greater resolution will also let you crop pics more aggressively. The more aged DP3 Merrill will be disadvantaged with regard to sensor technology.