Olympus SZ-31MR iHS vs Sony A57

Its time to look a bit more closely at the Olympus SZ-31MR iHS and Sony A57, one is a Small Sensor Superzoom and the latter is a Entry-Level DSLR by rivals Olympus and Sony. The resolution of the SZ-31MR iHS (16MP) and the A57 (16MP) is pretty well matched but the SZ-31MR iHS (1/2.3") and A57 (APS-C) come with totally different sensor size.

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The SZ-31MR iHS was revealed 7 months prior to the A57 so they are of a similar generation. Each of these cameras come with different body type with the Olympus SZ-31MR iHS being a Compact camera and the Sony A57 being a Compact SLR camera.

Before getting straight into a more detailed comparison, below is a simple highlight of how the SZ-31MR iHS matches up against the A57 in the way of portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Olympus SZ-31MR iHS and Sony SLT-A57. The full galleries are provided at Olympus SZ-31MR iHS Gallery and Sony A57 Gallery.

If you're planning to travel with your camera often, you will need to consider its weight and volume. The Olympus SZ-31MR iHS has got outside dimensions of 106mm x 69mm x 40mm (4.2" x 2.7" x 1.6") accompanied by a weight of 226 grams (0.50 lbs) and the Sony A57 has sizing of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") accompanied by a weight of 618 grams (1.36 lbs).

Check out the Olympus SZ-31MR iHS and Sony A57 in the new Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change depending on the lens you have at that moment. The following is the front view over all size comparison of the SZ-31MR iHS against the A57.

Looking at dimensions and weight, the portability grade of the SZ-31MR iHS and A57 is 89 and 64 respectively.

Quite often, it's difficult to envision the gap between sensor dimensions simply by checking specifications. The picture here will help provide you a more clear sense of the sensor dimensions in the SZ-31MR iHS and A57.

Plainly, the 2 cameras have got the exact same megapixels albeit not the same sensor dimensions. The SZ-31MR iHS contains the tinier sensor which is going to make getting shallow depth of field tougher. The more aged SZ-31MR iHS is going to be behind with regard to sensor innovation.