Sigma DP1 vs Sony A450

The following is a extensive comparison of the Sigma DP1 versus Sony A450, one is a Large Sensor Compact and the other is a Entry-Level DSLR by rivals Sigma and Sony. There is a crucial difference between the sensor resolutions of the DP1 (5MP) and A450 (14MP) but both cameras provide the same sensor dimensions (APS-C).

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The DP1 was launched 19 months prior to the A450 making them a generation away from each other. Each of the cameras have different body design with the Sigma DP1 being a Large Sensor Compact camera and the Sony A450 being a Compact SLR camera.

Before going straight to a full comparison, here is a quick introduction of how the DP1 grades against the A450 for portability, imaging, features and an overall mark.

Below is a sample of the gallery pictures for Sigma DP1 and Sony Alpha DSLR-A450. The complete galleries are provided at Sigma DP1 Gallery and Sony A450 Gallery.

If you are intending to travel with your camera regularly, you're going to have to think about its weight and volume. The Sigma DP1 enjoys outer measurements of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") having a weight of 270 grams (0.60 lbs) whilst the Sony A450 has sizing of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") with a weight of 560 grams (1.23 lbs).

Check out the Sigma DP1 versus Sony A450 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilising at the time. Here is a front view measurements comparison of the DP1 vs the A450.

Factoring in size and weight, the portability rating of the DP1 and A450 is 87 and 65 respectively.

Usually, its difficult to picture the gap between sensor dimensions merely by looking at technical specs. The picture here will help give you a better sense of the sensor sizing in the DP1 and A450.

As you can tell, both of the cameras have the same sensor dimensions but different resolution. You should anticipate the Sony A450 to give you more detail utilizing its extra 9 Megapixels. Greater resolution will also help you crop images a bit more aggressively. The more aged DP1 is going to be disadvantaged in sensor tech.