Generally, in the US, 54" x 75"
The standard dimensions for a double mattress are 53" x 74.5" or 135cm x 189cm. The double mattress is also known as a full mattress and are never larger than 54"x75".
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A standard double bed mattress, also known as a full-size mattress, typically measures 54 inches wide by 75 inches long (137 cm by 191 cm). Some variations may exist, but these dimensions are the most commonly used in the U.S. market. This size is suitable for single sleepers who enjoy extra space or for couples who prefer a more compact sleeping arrangement.
That's the standard double bed width in the UK. Anything bigger has a fancy name and you would do well to measure the dimensions.
38" x 75"
The standard dimensions for a double mattress are 53" x 74.5" or 135cm x 189cm. The double mattress is also known as a full mattress and are never larger than 54"x75".
There are a lot of websites that offer information on full size mattress dimensions. 1-800-Mattress and Mattress Firm has very good infomation on full size mattress dimensions. The homepage at Simmons and Serta are also goods places to get information on mattress size.
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The mattress on my day bed is 37"X74".
A standard double bed mattress, also known as a full-size mattress, typically measures 54 inches wide by 75 inches long (137 cm by 191 cm). Some variations may exist, but these dimensions are the most commonly used in the U.S. market. This size is suitable for single sleepers who enjoy extra space or for couples who prefer a more compact sleeping arrangement.
The Us dimensions for a queen Mattress are 60×80 in (152x203 cm) in europe 160×200 cm (63.0x78.7 in)
That's the standard double bed width in the UK. Anything bigger has a fancy name and you would do well to measure the dimensions.
38" x 75"
54" X 75"
38''X75" 38''X75"
74" x 60"
39 x 75