Olympus TG-810 vs Sony A77

In this write-up, we are matching up the Olympus TG-810 vs Sony A77, former being a Waterproof while the other is a Advanced DSLR by brands Olympus and Sony. There exists a substantial gap between the resolutions of the TG-810 (14MP) and A77 (24MP) and the TG-810 (1/2.3") and A77 (APS-C) possess totally different sensor measurements.

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The TG-810 was released 2 months prior to the A77 which means that they are both of a similar age. Both of these cameras offer different body type with the Olympus TG-810 being a Compact camera and the Sony A77 being a Mid-size SLR camera.

Before getting in to a complete comparison, below is a brief summary of how the TG-810 grades vs the A77 when considering portability, imaging, features and an overall grade.

Following is a sample of the gallery pics for Olympus TG-810 & Sony SLT-A77. The complete galleries are provided at Olympus TG-810 Gallery & Sony A77 Gallery.

If you're looking to lug around your camera regularly, you have to take into account its weight and measurements. The Olympus TG-810 offers external measurements of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") with a weight of 215 grams (0.47 lbs) while the Sony A77 has proportions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).

Analyze the Olympus TG-810 vs Sony A77 in our completely new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary depending on the lens you choose at the time. Here is the front view sizing comparison of the TG-810 versus the A77.

Looking at dimensions and weight, the portability grade of the TG-810 and A77 is 92 and 59 respectively.

Sometimes, it is difficult to visualise the gap between sensor measurements just by checking specs. The photograph below will offer you a clearer sense of the sensor sizing in the TG-810 and A77.

As you can plainly see, the two cameras offer different megapixel count and different sensor measurements. The TG-810 due to its tinier sensor will make shooting shallower depth of field harder and the Sony A77 will resolve extra detail as a result of its extra 10 Megapixels. Greater resolution will allow you to crop images a little more aggressively.