Olympus E-400 vs Olympus E-M10 IV

Here, we will be looking at the Olympus E-400 vs Olympus E-M10 IV, one is a Entry-Level DSLR and the latter is a Entry-Level Mirrorless and they are both produced by Olympus. There exists a sizeable gap between the sensor resolutions of the E-400 (10MP) and E-M10 IV (20MP) but both cameras offer the identical sensor size (Four Thirds).

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The E-400 was announced 15 years before the E-M10 IV which is quite a large gap as far as technology is concerned. Both of the cameras feature different body design with the Olympus E-400 being a Compact SLR camera and the Olympus E-M10 IV being a SLR-style mirrorless camera.

Before getting into a comprehensive comparison, here is a simple synopsis of how the E-400 matches up against the E-M10 IV with respect to portability, imaging, features and an overall score.

Following is a preview of the gallery images for Olympus E-400 and Olympus OM-D E-M10 IV. The whole galleries are provided at Olympus E-400 Gallery and Olympus E-M10 IV Gallery.

For anyone who is going to carry around your camera often, you'll need to consider its weight and volume. The Olympus E-400 offers outside measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 435 grams (0.96 lbs) and the Olympus E-M10 IV has sizing of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") accompanied by a weight of 383 grams (0.84 lbs).

Check the Olympus E-400 vs Olympus E-M10 IV in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you select at that time. Here is a front view dimension comparison of the E-400 against the E-M10 IV.

Taking into account dimensions and weight, the portability score of the E-400 and E-M10 IV is 77 and 81 respectively.

More often than not, it is very hard to visualize the difference between sensor sizes purely by checking technical specs. The picture underneath should provide you a stronger sense of the sensor sizing in the E-400 and E-M10 IV.

As you can tell, each of these cameras feature the identical sensor size albeit different resolution. You should expect the Olympus E-M10 IV to give you more detail with its extra 10MP. Higher resolution can also enable you to crop pictures way more aggressively. The more aged E-400 is going to be disadvantaged with regard to sensor tech.