Difference time between Canada and Sao Tome and Principe in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Sunday 5th of October 2025 in Canadian local time, Where the time now in Canada is 15:29 PM and the time now in Sao Tome and Principe is 19:29 PM in Sao Tomean local time and the time comparison between Canada and Sao Tome and Principe in greenwich time ( GMT ) where Canada late for greenwich time ( GMT -04:00 ) while Sao Tome and Principe he has the same greenwich time ( GMT +00:00 ).