Panasonic G3 vs Pentax Efina

Here is a comprehensive review of the Panasonic G3 vs Pentax Efina, one being a Entry-Level Mirrorless and the other is a Ultracompact by manufacturers Panasonic and Pentax. The image resolution of the G3 (16MP) and the Efina (14MP) is fairly similar but the G3 (Four Thirds) and Efina (1/2.3") feature different sensor measurements.

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The G3 was brought out 23 months earlier than the Efina making the cameras a generation apart from one another. Both the cameras come with different body type with the Panasonic G3 being a SLR-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before we go in to a more detailed comparison, below is a simple summation of how the G3 matches up against the Efina when considering portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Panasonic Lumix DMC-G3 and Pentax Efina. The entire galleries are available at Panasonic G3 Gallery and Pentax Efina Gallery.

For those who are intending to carry your camera regularly, you'll have to factor in its weight and proportions. The Panasonic G3 features physical measurements of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") having a weight of 336 grams (0.74 lbs) whilst the Pentax Efina has measurements of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") with a weight of 91 grams (0.20 lbs).

Check the Panasonic G3 vs Pentax Efina in the new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached at the time. Following is the front view dimension comparison of the G3 against the Efina.

Taking into account dimensions and weight, the portability rating of the G3 and Efina is 83 and 97 respectively.

Quite often, it is very tough to visualize the contrast between sensor sizing only by reading specs. The photograph underneath may give you a stronger sense of the sensor measurements in the G3 and Efina.

All in all, both the cameras posses different resolutions and different sensor sizing. The G3 because of its larger sensor is going to make shooting shallow DOF easier and the Panasonic G3 will offer extra detail having its extra 2 Megapixels. Greater resolution will also let you crop images somewhat more aggressively. The older G3 is going to be behind with regard to sensor tech.