Olympus SP-620 UZ vs Sony A7 III

Lets take a deeper look at the Olympus SP-620 UZ versus Sony A7 III, former being a Small Sensor Superzoom while the latter is a Pro Mirrorless by brands Olympus and Sony. There is a noticeable difference among the sensor resolutions of the SP-620 UZ (16MP) and A7 III (24MP) and the SP-620 UZ (1/2.3") and A7 III (Full frame) provide different sensor sizing.

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The SP-620 UZ was brought out 7 years before the A7 III and that is a fairly sizable difference as far as camera tech is concerned. Each of the cameras have different body design with the Olympus SP-620 UZ being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before going into a in depth comparison, here is a quick overview of how the SP-620 UZ grades vs the A7 III in the way of portability, imaging, features and an overall grade.

This is a preview of the gallery photos for Olympus SP-620 UZ & Sony Alpha A7 III. The entire galleries are provided at Olympus SP-620 UZ Gallery & Sony A7 III Gallery.

For those who are intending to lug around your camera, you'll need to factor its weight and dimensions. The Olympus SP-620 UZ comes with outside measurements of 110mm x 74mm x 74mm (4.3" x 2.9" x 2.9") along with a weight of 435 grams (0.96 lbs) while the Sony A7 III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 650 grams (1.43 lbs).

See the Olympus SP-620 UZ versus Sony A7 III in our brand new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you have chosen at the time. The following is a front view physical size comparison of the SP-620 UZ and the A7 III.

Factoring in size and weight, the portability rating of the SP-620 UZ and A7 III is 78 and 63 respectively.

Usually, its difficult to visualize the contrast in sensor measurements only by going through specs. The graphic underneath should give you a better sense of the sensor sizing in the SP-620 UZ and A7 III.

All in all, both of those cameras provide different megapixel count and different sensor measurements. The SP-620 UZ featuring a smaller sensor is going to make shooting shallow DOF more challenging and the Sony A7 III will provide more detail having its extra 8MP. Higher resolution can also make it easier to crop shots more aggressively. The older SP-620 UZ will be behind when it comes to sensor innovation.