Olympus TG-630 iHS vs Sony A77

Here, we are contrasting the Olympus TG-630 iHS versus Sony A77, former is a Waterproof while the other is a Advanced DSLR by manufacturers Olympus and Sony. There is a substantial difference between the image resolutions of the TG-630 iHS (12MP) and A77 (24MP) and the TG-630 iHS (1/2.3") and A77 (APS-C) posses totally different sensor sizes.

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The TG-630 iHS was announced 15 months after the A77 making them a generation away from each other. Each of the cameras feature different body design with the Olympus TG-630 iHS being a Compact camera and the Sony A77 being a Mid-size SLR camera.

Before diving into a full comparison, here is a quick view of how the TG-630 iHS matches up vs the A77 when considering portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Olympus TG-630 iHS & Sony SLT-A77. The whole galleries are viewable at Olympus TG-630 iHS Gallery & Sony A77 Gallery.

If you are looking to carry around your camera frequently, you need to think about its weight and volume. The Olympus TG-630 iHS comes with external measurements of 98mm x 66mm x 22mm (3.9" x 2.6" x 0.9") along with a weight of 167 grams (0.37 lbs) whilst the Sony A77 has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 732 grams (1.61 lbs).

Take a look at the Olympus TG-630 iHS versus Sony A77 in our newest Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ dependant on the lens you use at the time. The following is a front view sizing comparison of the TG-630 iHS against the A77.

Considering size and weight, the portability grade of the TG-630 iHS and A77 is 94 and 59 respectively.

Generally, it can be tough to envision the difference between sensor sizes purely by looking at technical specs. The pic here should provide you a more clear sense of the sensor measurements in the TG-630 iHS and A77.

As you have seen, the two cameras come with different resolutions and different sensor sizes. The TG-630 iHS having a tinier sensor will make shooting shallow depth of field tougher and the Sony A77 will give extra detail with its extra 12MP. Greater resolution will also make it easier to crop pics a good deal more aggressively. The more recent TG-630 iHS will have an advantage when it comes to sensor technology.