Olympus TG-850 iHS vs Sigma SD1 Merrill

Let's look a little more closely at the Olympus TG-850 iHS and Sigma SD1 Merrill, one being a Waterproof and the other is a Advanced DSLR by competitors Olympus and Sigma. The image resolution of the TG-850 iHS (16MP) and the SD1 Merrill (15MP) is fairly similar but the TG-850 iHS (1/2.3") and SD1 Merrill (APS-C) use different sensor sizing.

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The TG-850 iHS was launched 22 months later than the SD1 Merrill making the cameras a generation apart from each other. Both cameras come with different body type with the Olympus TG-850 iHS being a Compact camera and the Sigma SD1 Merrill being a Mid-size SLR camera.

Before diving in to a step-by-step comparison, below is a brief synopsis of how the TG-850 iHS matches up vs the SD1 Merrill with regards to portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Olympus Stylus Tough TG-850 iHS and Sigma SD1 Merrill. The complete galleries are viewable at Olympus TG-850 iHS Gallery and Sigma SD1 Merrill Gallery.

If you are looking to lug around your camera, you will need to think about its weight and measurements. The Olympus TG-850 iHS enjoys outside measurements of 110mm x 64mm x 28mm (4.3" x 2.5" x 1.1") accompanied by a weight of 218 grams (0.48 lbs) whilst the Sigma SD1 Merrill has proportions of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") with a weight of 790 grams (1.74 lbs).

See the Olympus TG-850 iHS and Sigma SD1 Merrill in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ depending on the lens you are working with during that time. Following is the front view proportions comparison of the TG-850 iHS versus the SD1 Merrill.

Taking into account size and weight, the portability score of the TG-850 iHS and SD1 Merrill is 91 and 57 respectively.

Oftentimes, it can be hard to picture the gap between sensor measurements just by reading specifications. The visual underneath should offer you a much better sense of the sensor measurements in the TG-850 iHS and SD1 Merrill.

To sum up, both of these cameras have got different megapixels and different sensor measurements. The TG-850 iHS featuring a tinier sensor is going to make shooting shallow DOF harder and the Olympus TG-850 iHS will deliver extra detail utilizing its extra 1MP. Greater resolution can also enable you to crop images much more aggressively. The more modern TG-850 iHS provides a benefit in sensor tech.