Olympus TG-630 iHS vs Sony A7 III

On this page, we are analyzing the Olympus TG-630 iHS versus Sony A7 III, one is a Waterproof and the other is a Pro Mirrorless by manufacturers Olympus and Sony. There exists a big gap among the image resolutions of the TG-630 iHS (12MP) and A7 III (24MP) and the TG-630 iHS (1/2.3") and A7 III (Full frame) posses totally different sensor sizes.

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The TG-630 iHS was unveiled 6 years prior to the A7 III which is a fairly big gap as far as camera technology is concerned. Both cameras have different body design with the Olympus TG-630 iHS being a Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before getting straight to a full comparison, here is a concise highlight of how the TG-630 iHS scores against the A7 III with respect to portability, imaging, features and an overall mark.

Following is a sample of the gallery pics for Olympus TG-630 iHS and Sony Alpha A7 III. The full galleries are available at Olympus TG-630 iHS Gallery and Sony A7 III Gallery.

For anyone who is planning to travel with your camera, you are going to need to think about its weight and proportions. The Olympus TG-630 iHS features outside dimensions of 98mm x 66mm x 22mm (3.9" x 2.6" x 0.9") with a weight of 167 grams (0.37 lbs) while the Sony A7 III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") with a weight of 650 grams (1.43 lbs).

Check the Olympus TG-630 iHS versus Sony A7 III in the new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at that time. Following is a front view scale comparison of the TG-630 iHS compared to the A7 III.

Factoring in dimensions and weight, the portability score of the TG-630 iHS and A7 III is 94 and 63 respectively.

Quite often, it is tough to visualise the contrast in sensor dimensions only by seeing specifications. The picture below will give you a better sense of the sensor sizes in the TG-630 iHS and A7 III.

Plainly, the two cameras have different megapixels and different sensor dimensions. The TG-630 iHS having a smaller sensor will make getting shallower DOF trickier and the Sony A7 III will provide more detail having an extra 12 Megapixels. Greater resolution will also help you crop photos a bit more aggressively. The more aged TG-630 iHS will be disadvantaged in sensor innovation.