Olympus E-3 vs Pentax Efina

On this page, we will be reviewing the Olympus E-3 versus Pentax Efina, one is a Advanced DSLR and the latter is a Ultracompact by manufacturers Olympus and Pentax. There is a sizeable difference between the image resolutions of the E-3 (10MP) and Efina (14MP) and the E-3 (Four Thirds) and Efina (1/2.3") offer different sensor size.

Photography Glossary

The E-3 was revealed 6 years prior to the Efina which is quite a large gap as far as tech is concerned. Each of the cameras have different body design with the Olympus E-3 being a Mid-size SLR camera and the Pentax Efina being a Ultracompact camera.

Before we go into a full comparison, here is a short synopsis of how the E-3 scores vs the Efina with regards to portability, imaging, features and an overall score.

The following is a preview of the gallery images for Olympus E-3 and Pentax Efina. The full galleries are available at Olympus E-3 Gallery and Pentax Efina Gallery.

When you are looking to carry around your camera regularly, you're going to have to consider its weight and size. The Olympus E-3 provides physical dimensions of 142mm x 116mm x 75mm (5.6" x 4.6" x 3.0") accompanied by a weight of 890 grams (1.96 lbs) whilst the Pentax Efina has specifications of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") with a weight of 91 grams (0.20 lbs).

Contrast the Olympus E-3 versus Pentax Efina in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you are working with during that time. Here is a front view measurement comparison of the E-3 compared to the Efina.

Taking into account size and weight, the portability grade of the E-3 and Efina is 56 and 97 respectively.

Oftentimes, its difficult to visualize the difference between sensor sizes only by going over specs. The pic below might provide you a clearer sense of the sensor dimensions in the E-3 and Efina.

All in all, the two cameras provide different resolutions and different sensor sizes. The E-3 using its bigger sensor is going to make achieving shallower depth of field simpler and the Pentax Efina will offer extra detail because of its extra 4 Megapixels. Higher resolution will enable you to crop shots more aggressively. The more aged E-3 is going to be behind with regard to sensor innovation.