Sigma DP1 Merrill vs Sony a1

Let's look a bit more closely at the Sigma DP1 Merrill versus Sony a1, one being a Large Sensor Compact and the latter is a Pro Mirrorless by brands Sigma and Sony. There is a sizeable difference between the sensor resolutions of the DP1 Merrill (15MP) and a1 (50MP) and the DP1 Merrill (APS-C) and a1 (Full frame) possess different sensor dimensions.

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The DP1 Merrill was announced 10 years prior to the a1 and that is quite a large gap as far as tech is concerned. Each of these cameras offer different body type with the Sigma DP1 Merrill being a Large Sensor Compact camera and the Sony a1 being a SLR-style mirrorless camera.

Before diving in to a step-by-step comparison, below is a simple highlight of how the DP1 Merrill matches up against the a1 when it comes to portability, imaging, features and an overall rating.

Here is a preview of the gallery photos for Sigma DP1 Merrill and Sony Alpha a1. The whole galleries are provided at Sigma DP1 Merrill Gallery and Sony a1 Gallery.

In case you're intending to carry your camera regularly, you're going to have to factor in its weight and measurements. The Sigma DP1 Merrill comes with physical dimensions of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") and a weight of 330 grams (0.73 lbs) while the Sony a1 has proportions of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") with a weight of 737 grams (1.62 lbs).

Compare the Sigma DP1 Merrill versus Sony a1 in the all new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilising at the time. Here is the front view overall size comparison of the DP1 Merrill and the a1.

Considering size and weight, the portability grade of the DP1 Merrill and a1 is 82 and 61 respectively.

In many cases, it's difficult to picture the contrast between sensor sizing merely by reviewing a spec sheet. The visual below will give you a greater sense of the sensor dimensions in the DP1 Merrill and a1.

Clearly, each of the cameras offer different resolutions and different sensor sizing. The DP1 Merrill with its tinier sensor is going to make getting bokeh harder and the Sony a1 will offer you extra detail with its extra 35MP. Higher resolution will also allow you to crop pictures a little more aggressively. The older DP1 Merrill is going to be disadvantaged in sensor tech.