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King Bed Dimensions — Mattress Size in Inches & cm
76 × 80 in (193 × 203.5 cm)
King Bed mattress dimensions
| Unit | Size (W × H) |
| Millimeters | 1930.4 × 2032 mm |
| Centimeters | 193.04 × 203.2 cm |
| Inches | 76 × 80 in |
| Size name | King Bed |
| Region | US |
| Best for | Couples wanting space, co-sleeping |
| Room size (min) | 12 × 12 ft |
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FAQ
How big is a King Bed?
A King Bed measures 76 × 80 in (193 × 203.5 cm).
Who is a King Bed best for?
A King Bed suits Couples wanting space, co-sleeping. Allow at least 12 × 12 ft of room space.
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Official/regulation references for guidance. Confirm exact requirements with the issuing authority or governing body.