Exact bed dimensions are essential for choosing the right bed frame, mattress, and bedding. This chart provides precise measurements for all standard bed sizes.
Twin: 38" x 75" (96.5 x 190.5 cm). Frame dimensions may be 1-2 inches larger than mattress.
Twin XL: 38" x 80" (96.5 x 203 cm). Common in college dorms.
Full/Double: 54" x 75" (137 x 190.5 cm).
Queen: 60" x 80" (152.5 x 203 cm). Most popular size.
King: 76" x 80" (193 x 203 cm).
California King: 72" x 84" (183 x 213 cm).
Bed frames are typically 2-5 inches larger than the mattress in both dimensions to accommodate the mattress and bedding. Always check both mattress and frame dimensions when purchasing.
Leave at least 2 feet (60 cm) of walking space on each side of the bed. Minimum room sizes: Twin (7x10 feet), Full (9x10 feet), Queen (10x10 feet), King (12x12 feet).
Bed size refers to the mattress dimensions. Bed frame dimensions include the frame structure and are typically larger. Always verify both measurements.
No. A King mattress (76" wide) will not fit on a Queen frame (60" wide). Always match mattress and frame sizes.
| Bed Dimensions | Size (inches) | Size (cm) | Suitable For |
|---|---|---|---|
| Small Single or Cot | 30 × 75 | 76.2 × 190.5 | Babies and toddlers |
| Twin | 38 × 75 | 96.5 × 190.5 | Kids that have outgrown their cribs and single adults living in smaller apartments. It’s also great for a daybed or bunk bed. |
| Twin XL | 38 × 80 | 96.5 × 203.2 | Kids, taller adults, and those who want to use an adjustable bed frame |
| Full | 54 × 75 | 137.2 × 190.5 | Good for a single sleeper, someone with children or pets, and couples that do not require a lot of legroom. |
| Full XL | 54 × 80 | 137.2 × 203.2 | More than enough for a single sleeper. Also good for couples that need more legroom but can not accommodate queen size due to bedroom limitations. |
| Queen | 60 × 80 | 152.4 × 203.2 | Frequent choice and a perfect size for most couples that do not need a lot of sleeping space. If you plan to sleep alone this is more than enough. |
| Olympic Queen | 66 × 80 | 167.6 × 203.2 | Six Inches wider than a standard queen, it makes it nice for someone who doesn’t want to upgrade all the way to a King. |
| King | 76 × 80 | 193 × 203.2 | Great choice for couples who want maximum personal sleeping space. Check our room dimensions scale guide to ensure it will fit in your bedroom. |
| California King | 72 × 84 | 182.9 × 213.4 | 4 inches longer but 4 inches narrower than a standard king type. Good for taller individuals. |
| Bed Dimensions Chart Maker : iSizeChart.com | |||