In China, the regulation standard has following sizes available: Queen Size Bed Frame Dimensions. But if you are considering purchasing a bed to be shared, you may want to compare the amount of space per person that each bed size offers.
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In the US and Canada the sizes in inches (width x length) are:Twin/Single 39 × 75Twin/Single XL 39 × 80Double/Full 54 × 75Double/Full XL 54 × 80Queen 60 × 80Olympic/Expanded Queen 66 × 80California Queen 60 × 84King 76 × 80California King 72 × 84Grand King 80 × A Queen size mattress in the UK is often misunderstood to be one of the larger sizes as is the case in many other parts of the world. At cm in width, however, it is smaller than a UK double. Another common mistake is to use a mattress size as the required . A mattress on a queen size bed frame comfortably sleeps two average size adults. A standard queen mattress is 60 inches wide and 80 inches long —approximately half a foot longer and wider than a double bed, and over a foot narrower than a king bed.