Olympus E-P3 vs Sony A300

Lets look closer at the Olympus E-P3 versus Sony A300, one is a Entry-Level Mirrorless and the other is a Entry-Level DSLR by manufacturers Olympus and Sony. The sensor resolution of the E-P3 (12MP) and the A300 (10MP) is fairly comparable but the E-P3 (Four Thirds) and A300 (APS-C) offer totally different sensor measurements.

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The E-P3 was released 3 years after the A300 which is a fairly big gap as far as camera tech is concerned. Both of these cameras feature different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Sony A300 being a Compact SLR camera.

Before delving right into a thorough comparison, here is a brief introduction of how the E-P3 matches up versus the A300 when it comes to portability, imaging, features and an overall score.

Here is a sample of the gallery pictures for Olympus PEN E-P3 and Sony Alpha DSLR-A300. The complete galleries are available at Olympus E-P3 Gallery and Sony A300 Gallery.

For anyone who is intending to carry around your camera frequently, you will want to take into account its weight and size. The Olympus E-P3 offers outer measurements 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 A300 has specifications of 131mm x 99mm x 75mm (5.2" x 3.9" x 3.0") with a weight of 632 grams (1.39 lbs).

Examine the Olympus E-P3 versus Sony A300 in the new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen at the time. Below is a front view size comparison of the E-P3 and the A300.

Considering size and weight, the portability score of the E-P3 and A300 is 86 and 64 respectively.

Oftentimes, its tough to see the contrast in sensor sizes merely by going through technical specs. The picture below might offer you a stronger sense of the sensor sizing in the E-P3 and A300.

As you can tell, the two cameras feature different megapixel count and different sensor sizes. The E-P3 featuring a smaller sensor will make getting bokeh trickier and the Olympus E-P3 will produce extra detail as a result of its extra 2 Megapixels. Greater resolution will also allow you to crop images way more aggressively. The more recent E-P3 is going to have an edge in sensor tech.