Ricoh GR III vs Sigma SD15

Below is a comprehensive analysis of the Ricoh GR III and Sigma SD15, one being a Large Sensor Compact and the latter is a Advanced DSLR by brands Ricoh and Sigma. There exists a sizeable gap between the sensor resolutions of the GR III (24MP) and SD15 (5MP) but both cameras have the identical sensor measurements (APS-C).

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The GR III was unveiled 8 years later than the SD15 and that is quite a large gap as far as technology is concerned. Each of the cameras feature different body design with the Ricoh GR III being a Large Sensor Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before going into a complete comparison, here is a quick synopsis of how the GR III grades versus the SD15 with regards to portability, imaging, features and an overall grade.

Following is a preview of the gallery photos for Ricoh GR III and Sigma SD15. The full galleries are viewable at Ricoh GR III Gallery and Sigma SD15 Gallery.

If you are planning to lug around your camera often, you will need to factor its weight and measurements. The Ricoh GR III provides physical measurements of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") along with a weight of 257 grams (0.57 lbs) whilst the Sigma SD15 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") having a weight of 750 grams (1.65 lbs).

Take a look at the Ricoh GR III and Sigma SD15 in the all new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing during that time. Underneath is a front view overall size comparison of the GR III vs the SD15.

Considering dimensions and weight, the portability grade of the GR III and SD15 is 90 and 59 respectively.

Sometimes, it is hard to imagine the contrast between sensor measurements just by going over specs. The graphic here might offer you a clearer sense of the sensor measurements in the GR III and SD15.

All in all, the two cameras come with the identical sensor size albeit different MP. You should count on the Ricoh GR III to offer greater detail having an extra 19 Megapixels. Higher resolution will let you crop shots a good deal more aggressively. The fresher GR III provides an edge when it comes to sensor technology.