Buying a new mattress can be a confusing process that leaves you with a ton of questions. And after you have done your research and finally found the perfect mattress, you may think that you’ve got it all figured out. But, when you go to order your mattress and you see all the different sizes and dimensions that can vary by retailer, the confusion may come back. So here is a quick guide to help with choosing the right mattress size for you.

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Standard Mattress Size Chart

European mattress sizes can be even more confusing, they have more size options and are measured in centimeters. Below is a chart of European mattress sizes compared to U.S. mattress sizes.

European Mattress Sizes                                                                 United States

Centimeters                  Inches                                                           Inches

90×190                        35.4×74.8        Single                                     38×75              Twin
90×200                        35.4×78.7        Single Long                             38×80              Twin Extra Long
90×220                        35.4×86.6        Single Extra Long                     54×75              Full
140×200                      55.1×78.7        Euro Double                             60×80              Queen
140×220                      55.1×86.6        Euro Double Long                     76×80              King
160×200                      62.9×78.7        Euro King                                 72×84              California King
160×220                      62.9×86.6        Euro King Long
200×200                      78.8×78.7        Euro Super King
200×220                      78.7×86.6        Euro Super King Long