OM System OM-1 vs Pentax Efina

Below, we will be contrasting the OM System OM-1 versus Pentax Efina, former being a Pro Mirrorless while the latter is a Ultracompact by rivals Olympus and Pentax. There exists a noticeable gap between the image resolutions of the OM System OM-1 (20MP) and Efina (14MP) and the OM System OM-1 (Four Thirds) and Efina (1/2.3") use totally different sensor dimensions.

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The OM System OM-1 was launched 8 years later than the Efina and that is quite a sizable difference as far as technology is concerned. Both of the cameras come with different body type with the OM System OM-1 being a SLR-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before we go in to a in depth comparison, below is a short summation of how the OM System OM-1 grades versus the Efina with respect to portability, imaging, features and an overall rating.

This is a preview of the gallery photos for OM System OM-1 & Pentax Efina. The complete galleries are provided at OM System OM-1 Gallery & Pentax Efina Gallery.

In case you're looking to carry your camera often, you'll have to factor in its weight and dimensions. The OM System OM-1 comes with exterior dimensions of 135mm x 92mm x 73mm (5.3" x 3.6" x 2.9") and a weight of 599 grams (1.32 lbs) while the Pentax Efina has dimensions of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") and a weight of 91 grams (0.20 lbs).

Check the OM System OM-1 versus Pentax Efina in our brand new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change based on the lens you are using during that time. Following is the front view dimension comparison of the OM System OM-1 versus the Efina.

Considering dimensions and weight, the portability rating of the OM System OM-1 and Efina is 65 and 97 respectively.

Sometimes, it's difficult to see the gap between sensor sizing merely by looking at specifications. The photograph here might provide you a greater sense of the sensor dimensions in the OM System OM-1 and Efina.

Plainly, each of the cameras have got different megapixel count and different sensor sizing. The OM System OM-1 due to its bigger sensor will make achieving bokeh easier and the OM System OM-1 will resolve greater detail utilizing its extra 6 Megapixels. Higher resolution will also enable you to crop pictures much more aggressively. The fresher OM System OM-1 is going to have an advantage in sensor tech.