Olympus E-510 vs Sony A100

Below is a extensive comparison of the Olympus E-510 versus Sony A100, one being a Advanced DSLR and the other is a Entry-Level DSLR by rivals Olympus and Sony. The image resolution of the E-510 (10MP) and the A100 (10MP) is fairly comparable but the E-510 (Four Thirds) and A100 (APS-C) have different sensor sizing.

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The E-510 was unveiled 16 months later than the A100 making them a generation apart from each other. Each of the cameras feature different body design with the Olympus E-510 being a Mid-size SLR camera and the Sony A100 being a Compact SLR camera.

Before getting right into a thorough comparison, here is a short summary of how the E-510 matches up versus the A100 with regards to portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Olympus E-510 and Sony Alpha DSLR-A100. The full galleries are provided at Olympus E-510 Gallery and Sony A100 Gallery.

In case you're intending to lug around your camera often, you'll have to think about its weight and volume. The Olympus E-510 has physical dimensions of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") and a weight of 490 grams (1.08 lbs) whilst the Sony A100 has sizing of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") along with a weight of 638 grams (1.41 lbs).

See the Olympus E-510 versus Sony A100 in the new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ based on the lens you select at that time. Underneath is a front view over all size comparison of the E-510 and the A100.

Using size and weight, the portability score of the E-510 and A100 is 69 and 64 respectively.

Generally, its hard to visualize the contrast in sensor measurements merely by seeing technical specs. The graphic underneath may provide you a better sense of the sensor dimensions in the E-510 and A100.

As you have seen, the 2 cameras feature the identical MP but different sensor measurements. The E-510 provides the smaller sensor which is going to make obtaining bokeh trickier. The fresher E-510 should have an advantage when it comes to sensor technology.