Looking for accurate King Size Dimensions Mattress information before purchasing a new bed? In Singapore, a standard king size mattress typically measures 183 cm x 190 cm, while some models are available in 183 cm x 198 cm for additional legroom. A king mattress offers exceptional sleeping space for couples, families with young children, and anyone who enjoys maximum comfort throughou... https://lmg.com.sg/king-size-dimensions-mattress/