Olympus E-M5 vs Sony A6400

Following is a in-depth comparison of the Olympus E-M5 versus Sony A6400, both Advanced Mirrorless cameras by rivals Olympus and Sony. There is a substantial difference among the sensor resolutions of the E-M5 (16MP) and A6400 (24MP) and the E-M5 (Four Thirds) and A6400 (APS-C) possess totally different sensor dimensions.

Photography Glossary

The E-M5 was announced 7 years before the A6400 which is a fairly big difference as far as camera tech is concerned. Both cameras offer different body type with the Olympus E-M5 being a SLR-style mirrorless camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before going through a complete comparison, below is a short view of how the E-M5 grades against the A6400 when it comes to portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Olympus OM-D E-M5 & Sony Alpha a6400. The whole galleries are viewable at Olympus E-M5 Gallery & Sony A6400 Gallery.

When you are intending to carry around your camera frequently, you need to consider its weight and dimensions. The Olympus E-M5 features external measurements of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") accompanied by a weight of 425 grams (0.94 lbs) whilst the Sony A6400 has dimensions of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") along with a weight of 403 grams (0.89 lbs).

Analyze the Olympus E-M5 versus Sony A6400 in our brand new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ dependant on the lens you have at that moment. The following is the front view measurement comparison of the E-M5 and the A6400.

Considering size and weight, the portability grade of the E-M5 and A6400 is 81 and 83 respectively.

Generally, it is very hard to envision the gap in sensor sizes merely by going through specs. The picture underneath may offer you a far better sense of the sensor sizing in the E-M5 and A6400.

As you can plainly see, both cameras offer different megapixels and different sensor sizes. The E-M5 using its smaller sensor will make achieving bokeh more difficult and the Sony A6400 will provide more detail with its extra 8 Megapixels. Greater resolution will allow you to crop photos a little more aggressively. The more aged E-M5 will be disadvantaged in sensor technology.