Difference time between Singapore and Oman in hours, minutes, and seconds is [ +4 hours ] with gregorian date today is Wednesday 1st of April 2026 in Singaporean local time, Where the time now in Singapore is 20:25 PM and the time now in Oman is 16:25 PM in Omani local time and the time comparison between Republic of Singapore and Oman in greenwich time ( GMT ) where Singapore advanced about greenwich time ( GMT +08:00 ) while Oman advanced about greenwich time ( GMT +04:00 ).