Which one is the best smartphone for very rough use?

Which smartphone prefers to be in the number one list with almost all features (except with some) as the rough and tough handset? It should be dust proof, water proof, heavy grip, hard material etc. Is iPhone comes under this category? Basic features should be: at least 5mp camera, front camera (not
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Gadgets Dec 25, 2012 4 Answer 1097 views