Canon SX170 IS vs Sigma SD15

Its time to take a deeper look at the Canon SX170 IS vs Sigma SD15, one being a Small Sensor Superzoom and the other is a Advanced DSLR by rivals Canon and Sigma. There exists a significant gap among the resolutions of the SX170 IS (16MP) and SD15 (5MP) and the SX170 IS (1/2.3") and SD15 (APS-C) come with totally different sensor dimensions.

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The SX170 IS was launched 3 years later than the SD15 and that is a fairly sizable gap as far as camera technology is concerned. Both of these cameras come with different body type with the Canon SX170 IS being a Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before going straight into a in-depth comparison, below is a quick highlight of how the SX170 IS grades vs the SD15 in terms of portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Canon PowerShot SX170 IS and Sigma SD15. The complete galleries are viewable at Canon SX170 IS Gallery and Sigma SD15 Gallery.

If you are going to lug around your camera frequently, you have to factor in its weight and size. The Canon SX170 IS has got exterior dimensions of 108mm x 71mm x 44mm (4.3" x 2.8" x 1.7") and a weight of 251 grams (0.55 lbs) while the Sigma SD15 has specifications of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs).

Contrast the Canon SX170 IS vs Sigma SD15 in the all new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you select during that time. Underneath is the front view physical size comparison of the SX170 IS versus the SD15.

Taking into account dimensions and weight, the portability score of the SX170 IS and SD15 is 88 and 59 respectively.

Normally, it can be hard to envision the contrast in sensor measurements purely by looking through specifications. The visual underneath should offer you a more clear sense of the sensor sizes in the SX170 IS and SD15.

Plainly, both cameras posses different megapixel count and different sensor measurements. The SX170 IS due to its smaller sensor will make achieving shallower depth of field trickier and the Canon SX170 IS will provide you with more detail utilizing its extra 11MP. Greater resolution can also let you crop images somewhat more aggressively. The newer SX170 IS is going to have an advantage with regard to sensor tech.