Olympus E-M5 III vs Sony A550

Let's take a closer look at the Olympus E-M5 III and Sony A550, one is a Advanced Mirrorless and the other is a Entry-Level DSLR by companies Olympus and Sony. There is a big difference between the resolutions of the E-M5 III (20MP) and A550 (14MP) and the E-M5 III (Four Thirds) and A550 (APS-C) use totally different sensor measurements.

Photography Glossary

The E-M5 III was announced 9 years after the A550 which is quite a big gap as far as tech is concerned. Both of the cameras offer different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Sony A550 being a Compact SLR camera.

Before getting straight into a in depth comparison, below is a simple summation of how the E-M5 III grades vs the A550 for portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Olympus OM-D E-M5 III and Sony Alpha DSLR-A550. The whole galleries are provided at Olympus E-M5 III Gallery and Sony A550 Gallery.

If you're planning to travel with your camera frequently, you have to take into account its weight and size. The Olympus E-M5 III comes with outer dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") along with a weight of 414 grams (0.91 lbs) whilst the Sony A550 has specifications of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") with a weight of 632 grams (1.39 lbs).

Analyze the Olympus E-M5 III and Sony A550 in the latest Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are working with at that moment. The following is the front view scale comparison of the E-M5 III against the A550.

Using size and weight, the portability score of the E-M5 III and A550 is 80 and 63 respectively.

Usually, it is tough to visualise the gap between sensor dimensions simply by looking at specs. The pic below might offer you a much better sense of the sensor dimensions in the E-M5 III and A550.

As you can plainly see, the two cameras enjoy different megapixel count and different sensor dimensions. The E-M5 III with its tinier sensor will make achieving bokeh more challenging and the Olympus E-M5 III will give you extra detail with its extra 6MP. Greater resolution can also allow you to crop pics far more aggressively. The younger E-M5 III will have an edge in sensor technology.