Child sleeping on a Sealy mattress.


Mattress size is important, as space can play a factor in sleep quality. Sealy provides a range of mattress sizes to meet your needs.

Mattress Size Metric Measurements (mm) Imperial Measurements (inches)
Sealy Single 915 x 1900 36" x 74.8"
Sealy Single XL 915 x 2030 36" x 80"
King Single 1055 x 2030 41.5" x 80"
Double 1385 x 1900 54.5" x 74.8"
Queen 1525 x 2030 60" x 80"
King 1685 x 2030 66.3" x 80"
Super King 1835 x 2030 72.2" x 80"
California King 2030 x 2030 80" x 80"

We recommend you use our bed selector to help provide guidance. At Sealy, we strive to provide you with the best of the best. We have a wide range of beds and sizes, with a variety of options to suit your needs and your budget.

Find out more here or consult with your local retailer.

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