Panasonic GF3 vs Pentax Efina

The following is a comprehensive assessment of the Panasonic GF3 versus Pentax Efina, one is a Entry-Level Mirrorless and the other is a Ultracompact by brands Panasonic and Pentax. The resolution of the GF3 (12MP) and the Efina (14MP) is very well matched but the GF3 (Four Thirds) and Efina (1/2.3") offer different sensor size.

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The GF3 was launched 22 months earlier than the Efina making them a generation away from one another. The two cameras feature different body design with the Panasonic GF3 being a Rangefinder-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before getting into a more detailed comparison, here is a short summary of how the GF3 matches up vs the Efina for portability, imaging, features and an overall mark.

This is a sample of the gallery pics for Panasonic Lumix DMC-GF3 and Pentax Efina. The complete galleries are available at Panasonic GF3 Gallery and Pentax Efina Gallery.

In case you're going to travel with your camera regularly, you'll need to factor in its weight and dimensions. The Panasonic GF3 comes with external dimensions of 108mm x 67mm x 32mm (4.3" x 2.6" x 1.3") having a weight of 264 grams (0.58 lbs) whilst the Pentax Efina has dimensions of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") having a weight of 91 grams (0.20 lbs).

See the Panasonic GF3 versus Pentax Efina in the latest Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at that moment. Here is a front view physical size comparison of the GF3 and the Efina.

Factoring in dimensions and weight, the portability score of the GF3 and Efina is 90 and 97 respectively.

Sometimes, it is difficult to picture the contrast between sensor dimensions merely by looking at a spec sheet. The picture underneath might give you a better sense of the sensor dimensions in the GF3 and Efina.

As you can see, both of those cameras feature different megapixels and different sensor dimensions. The GF3 featuring a larger sensor is going to make getting shallower DOF simpler and the Pentax Efina will give extra detail utilizing its extra 2MP. Greater resolution will allow you to crop images way more aggressively. The more aged GF3 is going to be disadvantaged with regard to sensor technology.