Olympus E-M10 vs Sony A850

Lets take a more detailed look at the Olympus E-M10 and Sony A850, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR by manufacturers Olympus and Sony. There exists a significant gap between the image resolutions of the E-M10 (16MP) and A850 (25MP) and the E-M10 (Four Thirds) and A850 (Full frame) feature totally different sensor size.

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The E-M10 was manufactured 3 years after the A850 which is quite a sizable gap as far as technology is concerned. Both of the cameras come with different body type with the Olympus E-M10 being a SLR-style mirrorless camera and the Sony A850 being a Mid-size SLR camera.

Before we go straight into a thorough comparison, below is a quick highlight of how the E-M10 grades vs the A850 when it comes to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus OM-D E-M10 and Sony Alpha DSLR-A850. The entire galleries are provided at Olympus E-M10 Gallery and Sony A850 Gallery.

For those who are aiming to carry around your camera, you will need to consider its weight and dimensions. The Olympus E-M10 has got external dimensions of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") and a weight of 396 grams (0.87 lbs) whilst the Sony A850 has dimensions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") accompanied by a weight of 895 grams (1.97 lbs).

Analyze the Olympus E-M10 and Sony A850 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached at the time. Below is the front view dimensions comparison of the E-M10 and the A850.

Factoring in dimensions and weight, the portability rating of the E-M10 and A850 is 82 and 54 respectively.

Typically, it's tough to visualise the difference between sensor sizes purely by looking at specs. The pic here will offer you a much better sense of the sensor dimensions in the E-M10 and A850.

All in all, both of those cameras have got different megapixels and different sensor sizes. The E-M10 because of its tinier sensor will make shooting bokeh more challenging and the Sony A850 will give you greater detail due to its extra 9MP. Higher resolution will let you crop shots much more aggressively. The more modern E-M10 is going to have an advantage with regard to sensor tech.