What are the dimensions of standard size mattresses?
To Questions Twin Mattress: 38″ x 75″ Full Mattress: 53″ x 75″ Queen Mattress: 60″ x 80″ King Mattress: 76″ x 80″ When choosing a mattress, make comfort a priority – bigger is usually better. A healthy sleeper moves 40 to 60 times per night, so you need freedom of motion. If you sleep with a partner, you should purchase a Queen or King size mattress because they are wider and longer than the standard Full size mattress.