Olympus E-510 vs Sigma SD15

Here, we will be comparing the Olympus E-510 versus Sigma SD15, both Advanced DSLR cameras by brands Olympus and Sigma. There exists a substantial gap among the image resolutions of the E-510 (10MP) and SD15 (5MP) and the E-510 (Four Thirds) and SD15 (APS-C) provide totally different sensor sizing.

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The E-510 was announced 3 years earlier than the SD15 and that is a fairly big difference as far as camera technology is concerned. Both cameras feature the same body design (Mid-size SLR).

Before diving into a complete comparison, here is a simple view of how the E-510 grades against the SD15 when considering portability, imaging, features and an overall rating.

This is a preview of the gallery images for Olympus E-510 & Sigma SD15. The whole galleries are available at Olympus E-510 Gallery & Sigma SD15 Gallery.

In case you're aiming to carry your camera regularly, you will need to take into account its weight and proportions. The Olympus E-510 has outside measurements of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") with a weight of 490 grams (1.08 lbs) whilst the Sigma SD15 has measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") and a weight of 750 grams (1.65 lbs).

Take a look at the Olympus E-510 versus Sigma SD15 in our newest Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary depending on the lens you have attached at the time. Below is a front view overall size comparison of the E-510 versus the SD15.

Taking into account dimensions and weight, the portability rating of the E-510 and SD15 is 69 and 59 respectively.

Normally, it is very difficult to see the difference in sensor sizing just by viewing specs. The photograph underneath might give you a stronger sense of the sensor sizing in the E-510 and SD15.

All in all, the two cameras come with different megapixel count and different sensor sizing. The E-510 with its smaller sensor will make achieving shallower depth of field more challenging and the Olympus E-510 will provide you with more detail with its extra 5MP. Higher resolution can also help you crop pictures a good deal more aggressively. The older E-510 will be behind with regard to sensor tech.