Canon SX20 IS vs Sigma Quattro

Lets look more in depth at the Canon SX20 IS versus Sigma Quattro, former is a Small Sensor Superzoom while the other is a Advanced Mirrorless by manufacturers Canon and Sigma. There is a considerable difference among the resolutions of the SX20 IS (12MP) and Quattro (29MP) and the SX20 IS (1/2.3") and Quattro (APS-C) posses totally different sensor size.

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The SX20 IS was launched 6 years earlier than the Quattro which is a fairly large difference as far as camera tech is concerned. Both cameras feature different body design with the Canon SX20 IS being a SLR-like (bridge) camera and the Sigma Quattro being a Rangefinder-style mirrorless camera.

Before getting straight to a detailed comparison, here is a brief overview of how the SX20 IS grades versus the Quattro when considering portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Canon PowerShot SX20 IS & Sigma sd Quattro. The complete galleries are available at Canon SX20 IS Gallery & Sigma Quattro Gallery.

If you're going to travel with your camera frequently, you're going to have to factor in its weight and proportions. The Canon SX20 IS has got external dimensions of 128mm x 88mm x 87mm (5.0" x 3.5" x 3.4") having a weight of 600 grams (1.32 lbs) while the Sigma Quattro has measurements of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") with a weight of 625 grams (1.38 lbs).

Compare the Canon SX20 IS versus Sigma Quattro in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change dependant on the lens you use at the time. Below is a front view proportions comparison of the SX20 IS versus the Quattro.

Taking into consideration size and weight, the portability rating of the SX20 IS and Quattro is 65 and 63 respectively.

Generally, it's difficult to visualise the contrast in sensor dimensions just by seeing specifications. The picture here might offer you a much better sense of the sensor sizes in the SX20 IS and Quattro.

To sum up, both of the cameras come with different megapixel count and different sensor dimensions. The SX20 IS due to its smaller sensor will make shooting shallow depth of field harder and the Sigma Quattro will produce more detail utilizing its extra 17 Megapixels. Greater resolution will make it easier to crop pics a good deal more aggressively. The more aged SX20 IS will be behind when it comes to sensor innovation.