Olympus TG-1 iHS vs Sigma SD1

Here, we will be reviewing the Olympus TG-1 iHS versus Sigma SD1, one being a Waterproof and the latter is a Advanced DSLR by competitors Olympus and Sigma. The image resolution of the TG-1 iHS (12MP) and the SD1 (15MP) is pretty comparable but the TG-1 iHS (1/2.3") and SD1 (APS-C) offer totally different sensor sizing.

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The TG-1 iHS was released 20 months later than the SD1 which makes them a generation apart from one another. Both of these cameras feature different body design with the Olympus TG-1 iHS being a Compact camera and the Sigma SD1 being a Mid-size SLR camera.

Before going right into a more detailed comparison, here is a short summary of how the TG-1 iHS scores against the SD1 with respect to portability, imaging, features and an overall rating.

Following is a preview of the gallery images for Olympus Tough TG-1 iHS and Sigma SD1. The complete galleries are available at Olympus TG-1 iHS Gallery and Sigma SD1 Gallery.

For anybody who is planning to carry your camera, you will need to factor its weight and volume. The Olympus TG-1 iHS enjoys external dimensions of 112mm x 67mm x 30mm (4.4" x 2.6" x 1.2") with a weight of 230 grams (0.51 lbs) and the Sigma SD1 has sizing of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") accompanied by a weight of n/a grams (0.00 lbs).

Check the Olympus TG-1 iHS versus Sigma SD1 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 time. Below is a front view overall size comparison of the TG-1 iHS and the SD1.

Using dimensions and weight, the portability grade of the TG-1 iHS and SD1 is 91 and 77 respectively.

Sometimes, it's difficult to envision the difference in sensor sizing only by checking out a spec sheet. The photograph below will help offer you a greater sense of the sensor dimensions in the TG-1 iHS and SD1.

Clearly, both the cameras come with different megapixel count and different sensor sizing. The TG-1 iHS featuring a smaller sensor will make getting bokeh more challenging and the Sigma SD1 will produce more detail as a result of its extra 3MP. Higher resolution can also make it easier to crop shots a good deal more aggressively. The more recent TG-1 iHS is going to have an advantage in sensor technology.