Difference time between Guinea Bissau and Comoros in hours, minutes, and seconds is [ -3 hours ] with gregorian date today is Wednesday 30th of September 2026 in Guinea Bissauan local time, Where the time now in Guinea Bissau is 22:05 PM and the time now in Comoros is 01:05 AM in Comorian local time and the time comparison between Republic of Guinea-Bissau and Comoros in greenwich time ( GMT ) where Guinea Bissau advanced about greenwich time ( GMT +00:00 ) while Comoros advanced about greenwich time ( GMT +03:00 ).