Olympus E-P3 vs Sony A450

Here, we will be reviewing the Olympus E-P3 and Sony A450, former being a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by rivals Olympus and Sony. The resolution of the E-P3 (12MP) and the A450 (14MP) is relatively comparable but the E-P3 (Four Thirds) and A450 (APS-C) provide different sensor size.

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The E-P3 was unveiled 20 months later than the A450 which makes them a generation apart from one another. Both cameras feature different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Sony A450 being a Compact SLR camera.

Before diving straight to a comprehensive comparison, here is a simple introduction of how the E-P3 grades vs the A450 with respect to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Olympus PEN E-P3 & Sony Alpha DSLR-A450. The full galleries are viewable at Olympus E-P3 Gallery & Sony A450 Gallery.

When you are going to carry your camera frequently, you should take into account its weight and dimensions. The Olympus E-P3 has 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) and the Sony A450 has dimensions 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 Olympus E-P3 and Sony A450 in our newest Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you are utilizing during that time. The following is a front view size comparison of the E-P3 and the A450.

Taking into account dimensions and weight, the portability score of the E-P3 and A450 is 86 and 65 respectively.

Sometimes, it's difficult to picture the difference in sensor sizing purely by going through specs. The graphic underneath might give you a more clear sense of the sensor dimensions in the E-P3 and A450.

All in all, both of these cameras come with different megapixel count and different sensor sizing. The E-P3 using its smaller sensor is going to make achieving shallower depth of field more difficult and the Sony A450 will show greater detail having an extra 2MP. Higher resolution can also let you crop pictures a good deal more aggressively. The fresher E-P3 provides a benefit with regard to sensor innovation.