Sigma SD1 Merrill vs Sony TX7

Here is a in depth review of the Sigma SD1 Merrill versus Sony TX7, one being a Advanced DSLR and the latter is a Ultracompact by companies Sigma and Sony. There is a crucial difference among the resolutions of the SD1 Merrill (15MP) and TX7 (10MP) and the SD1 Merrill (APS-C) and TX7 (1/2.4") offer totally different sensor dimensions.

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The SD1 Merrill was manufactured 2 years later than the TX7 and that is a fairly serious gap as far as camera tech is concerned. The two cameras have different body design with the Sigma SD1 Merrill being a Mid-size SLR camera and the Sony TX7 being a Ultracompact camera.

Before getting straight to a more detailed comparison, here is a brief summation of how the SD1 Merrill grades vs the TX7 when considering portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Sigma SD1 Merrill and Sony Cyber-shot DSC-TX7. The entire galleries are provided at Sigma SD1 Merrill Gallery and Sony TX7 Gallery.

When you are aiming to carry your camera frequently, you will have to factor in its weight and size. The Sigma SD1 Merrill has got outer measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") and a weight of 790 grams (1.74 lbs) while the Sony TX7 has specifications of 98mm x 60mm x 18mm (3.9" x 2.4" x 0.7") along with a weight of 149 grams (0.33 lbs).

Examine the Sigma SD1 Merrill versus Sony TX7 in the new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you are employing at the time. Below is a front view dimension comparison of the SD1 Merrill compared to the TX7.

Factoring in size and weight, the portability grade of the SD1 Merrill and TX7 is 57 and 95 respectively.

Often, its tough to envision the difference in sensor sizing simply by going through specifications. The visual underneath will help provide you a better sense of the sensor sizing in the SD1 Merrill and TX7.

Plainly, both of the cameras have different megapixels and different sensor sizing. The SD1 Merrill because of its bigger sensor will make shooting bokeh easier and the Sigma SD1 Merrill will produce greater detail due to its extra 5 Megapixels. Higher resolution can also let you crop photographs a bit more aggressively. The newer SD1 Merrill will have an edge with regard to sensor innovation.