Olympus E-M10 IV vs Pentax Efina

On this page, we are comparing the Olympus E-M10 IV versus Pentax Efina, one being a Entry-Level Mirrorless and the other is a Ultracompact by companies Olympus and Pentax. There exists a significant gap among the image resolutions of the E-M10 IV (20MP) and Efina (14MP) and the E-M10 IV (Four Thirds) and Efina (1/2.3") boast different sensor size.

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The E-M10 IV was introduced 7 years later than the Efina and that is a fairly sizable gap as far as camera technology is concerned. Both cameras have different body design with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before delving right into a detailed comparison, here is a concise view of how the E-M10 IV grades vs the Efina in terms of portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Olympus OM-D E-M10 IV and Pentax Efina. The whole galleries are available at Olympus E-M10 IV Gallery and Pentax Efina Gallery.

When you are going to carry your camera, you should take into account its weight and measurements. The Olympus E-M10 IV comes with physical measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") with a weight of 383 grams (0.84 lbs) while the Pentax Efina has proportions of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") accompanied by a weight of 91 grams (0.20 lbs).

Analyze the Olympus E-M10 IV versus Pentax Efina in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are employing at that time. Here is a front view measurements comparison of the E-M10 IV and the Efina.

Factoring in dimensions and weight, the portability score of the E-M10 IV and Efina is 81 and 97 respectively.

More often than not, it is difficult to imagine the difference in sensor sizing only by researching a spec sheet. The graphic underneath might offer you a better sense of the sensor measurements in the E-M10 IV and Efina.

Clearly, both cameras provide different megapixels and different sensor sizing. The E-M10 IV having a larger sensor is going to make getting shallower depth of field simpler and the Olympus E-M10 IV will result in more detail using its extra 6MP. Greater resolution will enable you to crop images more aggressively. The more recent E-M10 IV should have an edge in sensor innovation.