No overlap — one side will join outside working hours
SGT (Singapore)
BRT (São Paulo)
00:00
13:00-1dWorking
01:00
14:00-1dWorking
02:00
15:00-1dWorking
03:00
16:00-1dWorking
04:00
17:00-1d
05:00
18:00-1d
06:00
19:00-1d
07:00
20:00-1d
08:00
21:00-1d
09:00Working
22:00-1doff
10:00Working
23:00-1doff
11:00Working
00:00off
12:00Working
01:00off
13:00Working
02:00off
14:00Working
03:00off
15:00Working
04:00off
16:00Working
05:00off
17:00
06:00
18:00
07:00
19:00
08:00
20:00
09:00Working
21:00
10:00Working
22:00
11:00Working
23:00
12:00Working
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between sgt and brt?
Singapore Time (sgt) is UTC+8 and Brasilia Time (brt) is UTC-3. The difference between them is 11 hours.
Where is sgt used?
Singapore Time (sgt) is used in Singapore and surrounding regions. The IANA timezone identifier is Asia/Singapore.
Where is brt used?
Brasilia Time (brt) is used in Brazil and surrounding regions. The IANA timezone identifier is America/Sao_Paulo.
How do I convert sgt to brt?
Use the interactive converter above. Drag the time slider to any sgt time and the brt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
SGT (Singapore) is 11 hours ahead of BRT (São Paulo). Midday in SGT (Singapore) lines up with 01:00 in BRT (São Paulo).
SGT (Singapore) observes Asia/Singapore and BRT (São Paulo) observes America/Sao_Paulo — a 11 hours gap between them.
Mutual working hours
When SGT (Singapore) is in standard working hours, BRT (São Paulo) is not — and vice versa. There is no mutual business window between these two locations.
Optimal meeting slots
No business hours overlap exists between SGT (Singapore) and BRT (São Paulo). Showing the most balanced options with minimal inconvenience for both locations.
16:00 Singapore / 05:00 São Paulo⚡ One side off-hours
⚠️ 4h before working hours in São Paulo
20:00 Singapore / 09:00 São Paulo⚡ One side off-hours
⚠️ 4h after working hours in Singapore
15:00 Singapore / 04:00 São Paulo⚡ One side off-hours
⚠️ 5h before working hours in São Paulo
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
SGT (Singapore)3 holidays
Aug 10National Day
Nov 9Deepavali
Dec 25Christmas Day
BRT (São Paulo)7 holidays
Jul 9Constitutionalist Revolution of 1932SOON
Sep 7Independence Day
Oct 12Our Lady of Aparecida
Nov 2All Souls' Day
Nov 15Republic Proclamation Day
How to work with SGT (Singapore) and BRT (São Paulo) time zones
SGT (Singapore) (Singapore) and BRT (São Paulo) (Brazil) are 11 hours apart — far enough that standard 9–5 schedules do not overlap. Any real-time meeting means someone is joining outside their normal hours.
💡 How to schedule across these time zones
⚡
16:00–17:00 in SGT (Singapore) corresponds to 05:00–06:00 in BRT (São Paulo) (4h before working hours in São Paulo).
⚡
20:00–21:00 in SGT (Singapore) corresponds to 09:00–10:00 in BRT (São Paulo) (4h after working hours in Singapore).
⚡
15:00–16:00 in SGT (Singapore) corresponds to 04:00–05:00 in BRT (São Paulo) (5h before working hours in São Paulo).
Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any SGT (Singapore) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
