Olympus E-P3 vs Panasonic ZR3

Here is a extensive comparison of the Olympus E-P3 and Panasonic ZR3, one being a Entry-Level Mirrorless and the other is a Small Sensor Compact by brands Olympus and Panasonic. The resolution of the E-P3 (12MP) and the ZR3 (14MP) is fairly close but the E-P3 (Four Thirds) and ZR3 (1/2.3") offer different sensor sizing.

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The E-P3 was launched 19 months later than the ZR3 making them a generation apart from each other. Both cameras feature different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Panasonic ZR3 being a Compact camera.

Before we go straight to a step-by-step comparison, here is a concise introduction of how the E-P3 matches up versus the ZR3 for portability, imaging, features and an overall rating.

Below is a sample of the gallery pictures for Olympus PEN E-P3 and Panasonic Lumix DMC-ZR3. The complete galleries are provided at Olympus E-P3 Gallery and Panasonic ZR3 Gallery.

For anyone who is planning to carry your camera frequently, you will want to think about its weight and size. The Olympus E-P3 enjoys exterior measurements of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") and a weight of 369 grams (0.81 lbs) whilst the Panasonic ZR3 has specifications of 98mm x 55mm x 26mm (3.9" x 2.2" x 1.0") having a weight of 159 grams (0.35 lbs).

Examine the Olympus E-P3 and Panasonic ZR3 in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you use at the time. Below is a front view measurement comparison of the E-P3 and the ZR3.

Considering size and weight, the portability rating of the E-P3 and ZR3 is 86 and 94 respectively.

Often, it can be tough to picture the difference in sensor sizing simply by viewing specifications. The photograph here might provide you a clearer sense of the sensor sizing in the E-P3 and ZR3.

Plainly, the 2 cameras feature different resolutions and different sensor sizing. The E-P3 because of its larger sensor is going to make getting shallow depth of field simpler and the Panasonic ZR3 will provide you with extra detail utilizing its extra 2MP. Greater resolution will also help you crop images way more aggressively. The more modern E-P3 should have an edge with regard to sensor technology.