Olympus E-M10 III vs Sony A300

In this write-up, we will be looking at the Olympus E-M10 III versus Sony A300, former being a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by manufacturers Olympus and Sony. There is a substantial difference between the resolutions of the E-M10 III (16MP) and A300 (10MP) and the E-M10 III (Four Thirds) and A300 (APS-C) possess totally different sensor sizing.

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The E-M10 III was released 9 years later than the A300 and that is quite a big difference as far as tech is concerned. Both the cameras offer different body type with the Olympus E-M10 III being a SLR-style mirrorless camera and the Sony A300 being a Compact SLR camera.

Before we go straight into a in-depth comparison, below is a short view of how the E-M10 III grades vs the A300 with respect to portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Olympus OM-D E-M10 Mark III & Sony Alpha DSLR-A300. The complete galleries are available at Olympus E-M10 III Gallery & Sony A300 Gallery.

If you are planning to lug around your camera regularly, you are going to need to consider its weight and proportions. The Olympus E-M10 III comes with outer measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") and a weight of 410 grams (0.90 lbs) while the Sony A300 has measurements of 131mm x 99mm x 75mm (5.2" x 3.9" x 3.0") having a weight of 632 grams (1.39 lbs).

See the Olympus E-M10 III versus Sony A300 in our brand new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ based on the lens you select at that time. Here is the front view scale comparison of the E-M10 III compared to the A300.

Factoring in size and weight, the portability rating of the E-M10 III and A300 is 80 and 64 respectively.

Usually, it can be difficult to see the contrast between sensor measurements purely by reading a spec sheet. The visual here will give you a stronger sense of the sensor sizing in the E-M10 III and A300.

Clearly, both of the cameras enjoy different megapixel count and different sensor measurements. The E-M10 III because of its tinier sensor will make achieving shallow depth of field more difficult and the Olympus E-M10 III will deliver greater detail as a result of its extra 6MP. Higher resolution will let you crop photographs far more aggressively. The younger E-M10 III will have an advantage with regard to sensor tech.