Olympus E-M10 IV vs Sony A850

Let's look more closely at the Olympus E-M10 IV versus Sony A850, one is a Entry-Level Mirrorless and the other is a Advanced DSLR by competitors Olympus and Sony. The image resolution of the E-M10 IV (20MP) and the A850 (25MP) is very well matched but the E-M10 IV (Four Thirds) and A850 (Full frame) possess totally different sensor sizes.

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The E-M10 IV was brought out 10 years after the A850 which is quite a big gap as far as technology is concerned. Both of the cameras come with different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Sony A850 being a Mid-size SLR camera.

Before getting in to a thorough comparison, below is a simple summary of how the E-M10 IV matches up vs the A850 when considering portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Olympus OM-D E-M10 IV and Sony Alpha DSLR-A850. The entire galleries are viewable at Olympus E-M10 IV Gallery and Sony A850 Gallery.

For those who are going to carry around your camera often, you should take into account its weight and measurements. The Olympus E-M10 IV enjoys physical dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") accompanied by a weight of 383 grams (0.84 lbs) whilst the Sony A850 has proportions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") with a weight of 895 grams (1.97 lbs).

Examine the Olympus E-M10 IV versus Sony A850 in the all new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you have at the time. Following is the front view dimensions comparison of the E-M10 IV vs the A850.

Taking into account dimensions and weight, the portability rating of the E-M10 IV and A850 is 81 and 54 respectively.

Typically, its difficult to see the gap between sensor sizes simply by checking specs. The image here might give you a better sense of the sensor sizes in the E-M10 IV and A850.

All in all, both the cameras posses different megapixels and different sensor sizes. The E-M10 IV due to its tinier sensor will make achieving shallower DOF harder and the Sony A850 will give you extra detail having its extra 5MP. Greater resolution will let you crop photos somewhat more aggressively. The more recent E-M10 IV is going to have a benefit with regard to sensor tech.