Difference time between St Martin and Sao Tome and Principe in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Saturday 25th of October 2025 in St Martian local time, Where the time now in St Martin is 13:20 PM and the time now in Sao Tome and Principe is 17:20 PM in Sao Tomean local time and the time comparison between Sint Maarten Dutch part and Sao Tome and Principe in greenwich time ( GMT ) where St Martin late for greenwich time ( GMT -04:00 ) while Sao Tome and Principe he has the same greenwich time ( GMT +00:00 ).