Olympus E-M1 vs Olympus TG-820 iHS

Lets look much closer at the Olympus E-M1 and Olympus TG-820 iHS, one being a Pro Mirrorless and the other is a Waterproof and they are both built by Olympus. There is a crucial difference among the resolutions of the E-M1 (16MP) and TG-820 iHS (12MP) and the E-M1 (Four Thirds) and TG-820 iHS (1/2.3") posses different sensor size.

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The E-M1 was manufactured 21 months later than the TG-820 iHS making them a generation apart from each other. Each of these cameras feature different body design with the Olympus E-M1 being a SLR-style mirrorless camera and the Olympus TG-820 iHS being a Compact camera.

Before we go right into a more detailed comparison, here is a brief introduction of how the E-M1 grades vs the TG-820 iHS in terms of portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Olympus OM-D E-M1 and Olympus TG-820 iHS. The entire galleries are available at Olympus E-M1 Gallery and Olympus TG-820 iHS Gallery.

For anybody who is going to lug around your camera often, you have to factor in its weight and dimensions. The Olympus E-M1 comes with outside dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") having a weight of 497 grams (1.10 lbs) while the Olympus TG-820 iHS has 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).

See the Olympus E-M1 and Olympus TG-820 iHS in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you choose during that time. The following is a front view measurement comparison of the E-M1 compared to the TG-820 iHS.

Considering size and weight, the portability score of the E-M1 and TG-820 iHS is 71 and 92 respectively.

Usually, it is very hard to visualize the difference in sensor measurements purely by researching specs. The photograph underneath might offer you a much better sense of the sensor sizes in the E-M1 and TG-820 iHS.

As you can plainly see, the two cameras come with different megapixels and different sensor measurements. The E-M1 due to its larger sensor is going to make achieving shallow depth of field easier and the Olympus E-M1 will provide you with extra detail due to its extra 4MP. Greater resolution can also enable you to crop photos a good deal more aggressively. The fresher E-M1 should have an advantage with regard to sensor technology.