Olympus E-M1 III vs Sony A450

Here, we will be matching up the Olympus E-M1 III and Sony A450, one is a Pro Mirrorless and the latter is a Entry-Level DSLR by manufacturers Olympus and Sony. There is a big difference among the image resolutions of the E-M1 III (20MP) and A450 (14MP) and the E-M1 III (Four Thirds) and A450 (APS-C) provide totally different sensor sizes.

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The E-M1 III was announced 10 years after the A450 which is a fairly big gap as far as camera tech is concerned. The two cameras feature different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Sony A450 being a Compact SLR camera.

Before diving right into a complete comparison, here is a short synopsis of how the E-M1 III grades versus the A450 with regards to portability, imaging, features and an overall score.

The following is a preview of the gallery photos for Olympus OM-D E-M1 Mark III and Sony Alpha DSLR-A450. The whole galleries are viewable at Olympus E-M1 III Gallery and Sony A450 Gallery.

When you are looking to carry around your camera often, you will need to take into account its weight and volume. The Olympus E-M1 III provides external dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs) whilst the Sony A450 has sizing of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") accompanied by a weight of 560 grams (1.23 lbs).

Check out the Olympus E-M1 III and Sony A450 in the latest Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilizing during that time. Following is a front view measurements comparison of the E-M1 III and the A450.

Factoring in size and weight, the portability score of the E-M1 III and A450 is 67 and 65 respectively.

Oftentimes, its difficult to see the difference in sensor sizes purely by seeing specs. The pic here should offer you a more clear sense of the sensor dimensions in the E-M1 III and A450.

All in all, each of the cameras come with different resolutions and different sensor sizes. The E-M1 III using its smaller sensor will make shooting shallow DOF tougher and the Olympus E-M1 III will produce more detail with its extra 6 Megapixels. Higher resolution will also help you crop pictures a good deal more aggressively. The newer E-M1 III is going to have an advantage in sensor innovation.