Olympus E-450 vs Sony A7R III

Lets look much closer at the Olympus E-450 and Sony A7R III, one being a Entry-Level DSLR and the latter is a Pro Mirrorless by brands Olympus and Sony. There exists a crucial gap between the resolutions of the E-450 (10MP) and A7R III (42MP) and the E-450 (Four Thirds) and A7R III (Full frame) provide totally different sensor dimensions.

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The E-450 was introduced 9 years prior to the A7R III and that is quite a serious gap as far as technology is concerned. Both cameras have different body design with the Olympus E-450 being a Compact SLR camera and the Sony A7R III being a SLR-style mirrorless camera.

Before we go right into a full comparison, here is a concise summation of how the E-450 scores against the A7R III in the way of portability, imaging, features and an overall grade.

Here is a preview of the gallery photos for Olympus E-450 and Sony Alpha A7R III. The whole galleries are viewable at Olympus E-450 Gallery and Sony A7R III Gallery.

For anybody who is going to lug around your camera often, you have to consider its weight and dimensions. The Olympus E-450 offers outside dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 426 grams (0.94 lbs) while the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

Contrast the Olympus E-450 and Sony A7R III in the new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at that moment. Following is a front view sizing comparison of the E-450 versus the A7R III.

Factoring in dimensions and weight, the portability rating of the E-450 and A7R III is 77 and 63 respectively.

More often than not, it's hard to see the difference between sensor measurements only by looking at specs. The photograph here will give you a greater sense of the sensor dimensions in the E-450 and A7R III.

All in all, both of the cameras provide different resolutions and different sensor measurements. The E-450 using its tinier sensor will make achieving bokeh harder and the Sony A7R III will resolve extra detail using its extra 32MP. Higher resolution will also enable you to crop shots more aggressively. The older E-450 is going to be disadvantaged when it comes to sensor innovation.