Olympus E-M1 III vs Sony H400

Let's take a more detailed look at the Olympus E-M1 III versus Sony H400, former is a Pro Mirrorless while the latter is a Small Sensor Superzoom by competitors Olympus and Sony. The resolution of the E-M1 III (20MP) and the H400 (20MP) is relatively close but the E-M1 III (Four Thirds) and H400 (1/2.3") offer totally different sensor sizes.

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The E-M1 III was launched 6 years after the H400 which is a fairly sizable difference as far as camera technology is concerned. Each of these cameras feature different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Sony H400 being a SLR-like (bridge) camera.

Before getting right into a in depth comparison, here is a concise synopsis of how the E-M1 III grades vs the H400 in terms of portability, imaging, features and an overall score.

This is a preview of the gallery photos for Olympus OM-D E-M1 Mark III & Sony Cyber-shot DSC-H400. The complete galleries are available at Olympus E-M1 III Gallery & Sony H400 Gallery.

For anyone who is looking to carry around your camera regularly, you need to consider its weight and dimensions. The Olympus E-M1 III provides external measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") with a weight of 580 grams (1.28 lbs) while the Sony H400 has dimensions of 130mm x 95mm x 122mm (5.1" x 3.7" x 4.8") and a weight of 628 grams (1.38 lbs).

Look at the Olympus E-M1 III versus Sony H400 in our newest Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will differ based on the lens you have attached at that time. Following is a front view dimension comparison of the E-M1 III and the H400.

Looking at dimensions and weight, the portability grade of the E-M1 III and H400 is 67 and 62 respectively.

More often than not, it's tough to see the contrast in sensor sizes simply by looking through technical specs. The pic below should give you a stronger sense of the sensor sizing in the E-M1 III and H400.

As you can tell, both of the cameras feature the identical megapixels albeit not the same sensor sizes. The E-M1 III has got the bigger sensor which is going to make achieving shallower depth of field simpler. The younger E-M1 III is going to have a benefit in sensor tech.