Sony A330 vs Sony RX100 III

Lets examine more in depth at the Sony A330 and Sony RX100 III, one is a Entry-Level DSLR and the other is a Large Sensor Compact and they are both designed by Sony. There is a big difference among the resolutions of the A330 (10MP) and RX100 III (20MP) and the A330 (APS-C) and RX100 III (1") use different sensor sizing.

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The A330 was unveiled 6 years before the RX100 III which is a fairly big gap as far as camera tech is concerned. The two cameras come with different body type with the Sony A330 being a Compact SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before we go through a step-by-step comparison, below is a brief view of how the A330 scores vs the RX100 III for portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Sony Alpha DSLR-A330 and Sony Cyber-shot DSC-RX100 III. The full galleries are provided at Sony A330 Gallery and Sony RX100 III Gallery.

When you are going to travel with your camera regularly, you need to factor its weight and volume. The Sony A330 comes with external measurements of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") along with a weight of 529 grams (1.17 lbs) while the Sony RX100 III has sizing of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 290 grams (0.64 lbs).

Analyze the Sony A330 and Sony RX100 III in the latest Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change based on the lens you use at the time. Underneath is the front view proportions comparison of the A330 versus the RX100 III.

Looking at size and weight, the portability score of the A330 and RX100 III is 67 and 89 respectively.

In many cases, it is very difficult to visualize the gap in sensor dimensions simply by checking out technical specs. The pic underneath might give you a more clear sense of the sensor sizing in the A330 and RX100 III.

As you can tell, each of the cameras posses different resolutions and different sensor dimensions. The A330 having a larger sensor is going to make shooting shallow DOF simpler and the Sony RX100 III will produce greater detail having an extra 10MP. Greater resolution can also enable you to crop pics somewhat more aggressively. The more aged A330 will be disadvantaged in sensor innovation.