São Paulo
London
Convert BRT to GMT
Brasília Time to Greenwich Mean Time — London is 4 hours ahead of São Paulo
Quick Facts
Time Difference
+4 hours
BRT Full Name
Brasília Time
GMT Full Name
Greenwich Mean Time
BRT to GMT Conversion Table
Related Conversions
About BRT and GMT Time Zones
BRT (Brasília Time) is UTC-3 and covers cities like São Paulo, Rio de Janeiro, Brasília. GMT (Greenwich Mean Time) is UTC+0 and covers cities like London, Dublin, Lisbon.
When it's 12:00 PM (noon) in São Paulo (BRT), it's 4:00 PM in London (GMT). The time difference between BRT and GMT is 4 hours — London is ahead of São Paulo.
With only a 3-hour difference, São Paulo and London share nearly a full business day overlap, making scheduling straightforward.
Use our world clock tool to compare São Paulo and London with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between BRT and GMT?
London (GMT) is 4 hours ahead of São Paulo (BRT). The offset is +4 hours.
Is GMT ahead or behind BRT?
GMT is 4 hours ahead of BRT. BRT is UTC-3 and GMT is UTC+1.
When it's 12:00 PM in São Paulo, what time is it in London?
When it's 12:00 PM (noon) in São Paulo (BRT), it's 4:00 PM in London (GMT).
When it's 5:00 PM in São Paulo, what time is it in London?
When it's 5:00 PM in São Paulo (BRT), it's 9:00 PM in London (GMT).