Sony RX100 III vs Sony A33

Below, we are reviewing the Sony RX100 III and Sony A33, one being a Large Sensor Compact and the other is a Entry-Level DSLR and both of them are produced by Sony. There is a significant difference among the sensor resolutions of the RX100 III (20MP) and A33 (14MP) and the RX100 III (1") and A33 (APS-C) enjoy totally different sensor size.

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The RX100 III was announced 3 years later than the A33 and that is a fairly sizable gap as far as camera tech is concerned. Both of the cameras come with different body type with the Sony RX100 III being a Large Sensor Compact camera and the Sony A33 being a Compact SLR camera.

Before diving straight into a in depth comparison, below is a quick view of how the RX100 III grades against the A33 in the way of portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Sony Cyber-shot DSC-RX100 III and Sony SLT-A33. The whole galleries are provided at Sony RX100 III Gallery and Sony A33 Gallery.

If you're planning to lug around your camera regularly, you need to take into account its weight and measurements. The Sony RX100 III provides physical dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") along with a weight of 290 grams (0.64 lbs) whilst the Sony A33 has proportions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Contrast the Sony RX100 III and Sony A33 in the new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you are utilising at that moment. Below is the front view dimension comparison of the RX100 III and the A33.

Looking at size and weight, the portability grade of the RX100 III and A33 is 89 and 67 respectively.

In many cases, it can be tough to envision the gap in sensor measurements simply by viewing specifications. The visual here will give you a stronger sense of the sensor sizes in the RX100 III and A33.

To sum up, both of the cameras have got different megapixel count and different sensor measurements. The RX100 III using its smaller sensor will make shooting shallow DOF trickier and the Sony RX100 III will render greater detail with its extra 6MP. Greater resolution will help you crop pics much more aggressively. The newer RX100 III is going to have an edge when it comes to sensor technology.