Panasonic ZR3 vs Sony A33

Below, we will be analyzing the Panasonic ZR3 versus Sony A33, one is a Small Sensor Compact and the latter is a Entry-Level DSLR by brands Panasonic and Sony. The image resolution of the ZR3 (14MP) and the A33 (14MP) is pretty close but the ZR3 (1/2.3") and A33 (APS-C) come with different sensor sizes.

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The ZR3 was announced 7 months prior to the A33 which means that they are of a similar generation. Each of the cameras come with different body type with the Panasonic ZR3 being a Compact camera and the Sony A33 being a Compact SLR camera.

Before getting in to a complete comparison, below is a short summary of how the ZR3 grades vs the A33 in terms of portability, imaging, features and an overall score.

Here is a preview of the gallery images for Panasonic Lumix DMC-ZR3 and Sony SLT-A33. The whole galleries are viewable at Panasonic ZR3 Gallery and Sony A33 Gallery.

In case you're going to carry around your camera often, you will need to factor its weight and volume. The Panasonic ZR3 features exterior dimensions of 98mm x 55mm x 26mm (3.9" x 2.2" x 1.0") and a weight of 159 grams (0.35 lbs) whilst the Sony A33 has sizing of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Take a look at the Panasonic ZR3 versus Sony A33 in the all new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use during that time. Following is the front view sizing comparison of the ZR3 vs the A33.

Looking at dimensions and weight, the portability score of the ZR3 and A33 is 94 and 67 respectively.

Quite often, its hard to picture the contrast in sensor sizes merely by researching technical specs. The pic below should offer you a much better sense of the sensor sizes in the ZR3 and A33.

As you can tell, each of these cameras posses the exact same megapixel count albeit different sensor sizes. The ZR3 contains the smaller sensor which will make achieving shallow DOF more challenging. The more aged ZR3 will be behind in sensor innovation.