Olympus E-P3 vs Sony A390

Lets examine more closely at the Olympus E-P3 vs Sony A390, former is a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by competitors Olympus and Sony. The sensor resolution of the E-P3 (12MP) and the A390 (14MP) is pretty similar but the E-P3 (Four Thirds) and A390 (APS-C) possess totally different sensor measurements.

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The E-P3 was brought out 13 months after the A390 which makes the cameras a generation away from one another. Both cameras offer different body type with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Sony A390 being a Compact SLR camera.

Before going in to a more detailed comparison, below is a simple overview of how the E-P3 grades against the A390 in regards to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Olympus PEN E-P3 & Sony Alpha DSLR-A390. The entire galleries are provided at Olympus E-P3 Gallery & Sony A390 Gallery.

When you are intending to travel with your camera, you have to think about its weight and volume. The Olympus E-P3 features exterior dimensions of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") accompanied by a weight of 369 grams (0.81 lbs) whilst the Sony A390 has sizing of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") with a weight of 549 grams (1.21 lbs).

Compare the Olympus E-P3 vs Sony A390 in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change based on the lens you have attached at that time. Underneath is the front view size comparison of the E-P3 versus the A390.

Using dimensions and weight, the portability rating of the E-P3 and A390 is 86 and 66 respectively.

Typically, it is very difficult to envision the difference between sensor dimensions merely by going over technical specs. The picture here may provide you a far better sense of the sensor sizes in the E-P3 and A390.

As you have seen, the two cameras enjoy different megapixel count and different sensor dimensions. The E-P3 featuring a tinier sensor will make shooting bokeh trickier and the Sony A390 will offer extra detail having its extra 2MP. Higher resolution can also allow you to crop photographs far more aggressively. The more modern E-P3 will have an edge with regard to sensor technology.