Canon SX170 IS vs Sony A33

Let's examine more in depth at the Canon SX170 IS and Sony A33, one is a Small Sensor Superzoom and the other is a Entry-Level DSLR by manufacturers Canon and Sony. The resolution of the SX170 IS (16MP) and the A33 (14MP) is very comparable but the SX170 IS (1/2.3") and A33 (APS-C) come with different sensor size.

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The SX170 IS was released 3 years after the A33 which is a fairly significant gap as far as camera technology is concerned. Each of the cameras offer different body type with the Canon SX170 IS being a Compact camera and the Sony A33 being a Compact SLR camera.

Before we go through a detailed comparison, below is a short summation of how the SX170 IS scores vs the A33 for portability, imaging, features and an overall mark.

This is a sample of the gallery pics for Canon PowerShot SX170 IS and Sony SLT-A33. The complete galleries are provided at Canon SX170 IS Gallery and Sony A33 Gallery.

For anybody who is aiming to travel with your camera regularly, you are going to need to consider its weight and size. The Canon SX170 IS has outer dimensions of 108mm x 71mm x 44mm (4.3" x 2.8" x 1.7") having a weight of 251 grams (0.55 lbs) whilst the Sony A33 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Contrast the Canon SX170 IS and Sony A33 in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use at that moment. Below is the front view scale comparison of the SX170 IS versus the A33.

Looking at dimensions and weight, the portability score of the SX170 IS and A33 is 88 and 67 respectively.

Quite often, its difficult to visualize the difference in sensor dimensions purely by checking out technical specs. The picture below should provide you a more clear sense of the sensor sizes in the SX170 IS and A33.

As you have seen, both of those cameras enjoy different resolutions and different sensor dimensions. The SX170 IS due to its smaller sensor is going to make getting shallow DOF tougher and the Canon SX170 IS will show more detail as a result of its extra 2MP. Greater resolution will also let you crop photos far more aggressively. The younger SX170 IS provides an edge when it comes to sensor innovation.