Olympus VG-145 vs Sigma SD15

In this write-up, we are looking at the Olympus VG-145 versus Sigma SD15, former being a Ultracompact while the other is a Advanced DSLR by companies Olympus and Sigma. There is a large difference between the image resolutions of the VG-145 (14MP) and SD15 (5MP) and the VG-145 (1/2.3") and SD15 (APS-C) come with different sensor size.

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The VG-145 was launched 18 months later than the SD15 making the cameras a generation apart from each other. Each of these cameras offer different body type with the Olympus VG-145 being a Ultracompact camera and the Sigma SD15 being a Mid-size SLR camera.

Before diving in to a comprehensive comparison, below is a quick view of how the VG-145 grades vs the SD15 in regards to portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Olympus VG-145 & Sigma SD15. The complete galleries are viewable at Olympus VG-145 Gallery & Sigma SD15 Gallery.

If you're intending to lug around your camera frequently, you will want to consider its weight and volume. The Olympus VG-145 enjoys outer dimensions of 96mm x 57mm x 19mm (3.8" x 2.2" x 0.7") along with a weight of 120 grams (0.26 lbs) whilst the Sigma SD15 has sizing of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

Analyze the Olympus VG-145 versus Sigma SD15 in our brand new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you are employing during that time. Below is the front view physical size comparison of the VG-145 versus the SD15.

Looking at size and weight, the portability rating of the VG-145 and SD15 is 96 and 59 respectively.

Often, it's hard to imagine the contrast between sensor measurements purely by going over technical specs. The graphic here will help provide you a greater sense of the sensor dimensions in the VG-145 and SD15.

As you can tell, both of these cameras enjoy different megapixels and different sensor measurements. The VG-145 due to its tinier sensor is going to make achieving bokeh more challenging and the Olympus VG-145 will deliver greater detail utilizing its extra 9 Megapixels. Greater resolution will also make it easier to crop photos far more aggressively. The newer VG-145 should have an advantage in sensor tech.