What is the Difference Between EDT and GMT?

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The main difference between Eastern Daylight Time (EDT) and Greenwich Mean Time (GMT) is the time difference between the two time zones. EDT is 4 hours behind GMT. Here are some key points about each time zone:

  • EDT: Eastern Daylight Time is used in North America, specifically in countries like the Bahamas, Canada, Haiti, and the United States. It is observed in major cities such as New York City, Toronto, and Montreal. EDT is a daylight saving/summer time zone, which means that during standard time, it is observed as Eastern Standard Time (EST). Daylight saving time starts annually on the second Sunday of March and ends on the first Sunday of November.
  • GMT: Greenwich Mean Time is used in the United Kingdom and other countries. It is observed in major cities such as London. GMT originally referred to the mean solar time at the Royal Observatory in London and is now often used to refer to Coordinated Universal Time (UTC).

When planning a call or event between EDT and GMT, you need to consider the time difference between these time zones. For example, if you are in EDT and want to schedule a call with someone in GMT, the most convenient time to accommodate all parties is between 9:00 am and 2:00 pm EDT, which would be between 1:00 pm and 6:00 pm GMT.

Comparative Table: EDT vs GMT

EDT (Eastern Daylight Time) and GMT (Greenwich Mean Time) are time zones used in different parts of the world. Here is a table comparing the two:

Feature EDT (Eastern Daylight Time) GMT (Greenwich Mean Time)
Time Zone Abbreviation EDT GMT
Time Zone Offset UTC -4 hours UTC 0 hours
Countries/Regions United States, Bahamas, Canada, Haiti, Turks & Caicos Islands
Largest city: New York City
United Kingdom, Spain, Nigeria, Vatican City, Ivory Coast, among others
Time Difference EDT is 4 hours behind GMT N/A
Daylight Saving Time EDT is a daylight saving/summer time zone, observed during the second Sunday of March through the first Sunday of November. N/A

When planning a call or meeting between EDT and GMT, it's essential to consider the time difference. EDT is 4 hours behind GMT. The most convenient time for a conference call between EDT and GMT is between 8 am and 2 pm in EDT, which corresponds to 12 pm and 6 pm in GMT.