Olympus TG-820 iHS vs Sony A7c

In this write-up, we are reviewing the Olympus TG-820 iHS vs Sony A7c, one being a Waterproof and the other is a Advanced Mirrorless by companies Olympus and Sony. There exists a sizeable gap between the resolutions of the TG-820 iHS (12MP) and A7c (24MP) and the TG-820 iHS (1/2.3") and A7c (Full frame) come with totally different sensor sizes.

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The TG-820 iHS was launched 9 years earlier than the A7c and that is quite a large gap as far as technology is concerned. Each of the cameras offer different body type with the Olympus TG-820 iHS being a Compact camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before we go straight into a in depth comparison, below is a simple summary of how the TG-820 iHS grades vs the A7c when considering portability, imaging, features and an overall grade.

This is a sample of the gallery pictures for Olympus TG-820 iHS and Sony Alpha A7c. The complete galleries are provided at Olympus TG-820 iHS Gallery and Sony A7c Gallery.

If you are going to lug around your camera regularly, you're going to have to think about its weight and measurements. The Olympus TG-820 iHS provides outer dimensions of 101mm x 65mm x 26mm (4.0" x 2.6" x 1.0") accompanied by a weight of 206 grams (0.45 lbs) and the Sony A7c has proportions of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") with a weight of 509 grams (1.12 lbs).

Check out the Olympus TG-820 iHS vs Sony A7c in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at that moment. The following is the front view size comparison of the TG-820 iHS compared to the A7c.

Factoring in dimensions and weight, the portability rating of the TG-820 iHS and A7c is 92 and 78 respectively.

Sometimes, it's difficult to see the gap between sensor measurements merely by going over technical specs. The visual underneath will help offer you a better sense of the sensor dimensions in the TG-820 iHS and A7c.

As you have seen, both of these cameras enjoy different megapixel count and different sensor measurements. The TG-820 iHS featuring a tinier sensor will make achieving shallow DOF harder and the Sony A7c will offer you greater detail utilizing its extra 12MP. Greater resolution will also make it easier to crop images far more aggressively. The older TG-820 iHS is going to be behind with regard to sensor technology.