Question: is cet the same as gmt?
Answer: CET is 1 hour ahead of GMT. If you are in CET, the most convenient time to accommodate all parties is between 10:00 am and 6:00 pm for a conference call or meeting. In GMT, this will be a usual working time of between 9:00 am and 5:00 pm. ... This time span will be between 7:00 am and 11:00 pm GMT time.