Olympus TG-810 vs Sony A7 III

Its time to look more closely at the Olympus TG-810 and Sony A7 III, former being a Waterproof while the other is a Pro Mirrorless by manufacturers Olympus and Sony. There exists a substantial gap among the sensor resolutions of the TG-810 (14MP) and A7 III (24MP) and the TG-810 (1/2.3") and A7 III (Full frame) have different sensor measurements.

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The TG-810 was revealed 7 years prior to the A7 III and that is a fairly big difference as far as camera technology is concerned. The two cameras have different body design with the Olympus TG-810 being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before going into a full comparison, here is a simple overview of how the TG-810 matches up vs the A7 III when considering portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Olympus TG-810 & Sony Alpha A7 III. The full galleries are provided at Olympus TG-810 Gallery & Sony A7 III Gallery.

For anyone who is intending to lug around your camera regularly, you will want to factor its weight and measurements. The Olympus TG-810 has external measurements of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") and a weight of 215 grams (0.47 lbs) while the Sony A7 III has proportions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).

Analyze the Olympus TG-810 and Sony A7 III in our newest Camera plus Lens Size Comparison Tool.

Remember that, the weight of an ILC will vary dependant on the lens you are using at the time. Here is a front view measurement comparison of the TG-810 versus the A7 III.

Factoring in dimensions and weight, the portability rating of the TG-810 and A7 III is 92 and 63 respectively.

More often than not, it is tough to visualize the gap in sensor measurements simply by looking through specs. The graphic underneath will help give you a stronger sense of the sensor measurements in the TG-810 and A7 III.

As you can plainly see, both of those cameras have different megapixels and different sensor measurements. The TG-810 with its smaller sensor is going to make shooting bokeh more difficult and the Sony A7 III will render greater detail because of its extra 10 Megapixels. Greater resolution will make it easier to crop images a bit more aggressively. The older TG-810 will be disadvantaged in sensor innovation.