Difference time between Vietnam and Mongolia in hours, minutes, and seconds is [ -1 hours ] with gregorian date today is Thursday 22nd of October 2026 in Vietnamese local time, Where the time now in Vietnam is 21:57 PM and the time now in Mongolia is 22:57 PM in Mongolian local time and the time comparison between Socialist Republic of Vietnam and Mongolia in greenwich time ( GMT ) where Vietnam advanced about greenwich time ( GMT +07:00 ) while Mongolia advanced about greenwich time ( GMT +08:00 ).