BRT to Sydney
+13hBRT
BRTSOURCESydney
AESTGreen rows indicate typical business hours (9 AM - 5 PM)
BRT and AEST on the World Map
The map below highlights the BRT (Brasilia Time) and AEST (Australian Eastern Standard Time) timezone regions across the globe.
BRT – Brasilia Time
UTC-03:00Brasilia Time (BRT) is the time zone for eastern Brazil, 3 hours behind UTC.
- •Brazil abolished daylight saving time in 2019.
- •São Paulo is the largest city in the Southern Hemisphere.
- •BRT is 2 hours ahead of EST.
- •Brazil spans four different time zones.
- •The B3 stock exchange in São Paulo operates on BRT.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
About Sydney
WikipediaSydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
Sydney is one of the first major cities to welcome the New Year.
Time Conversion Guide: BRT to Sydney
BRT runs on Brasilia Time (BRT) at UTC-03:00. Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. That puts BRT 13 hours ahead of Sydney — a difference of +13h at the current offsets.
In practice, when it is 9:00 AM in BRT it is 10:00 PM in Sydney. Midnight in BRT is 1:00 PM in Sydney. Neither zone observes daylight saving time, so the offset between them stays constant all year.
BRT to Sydney time conversion table
| BRT (BRT) | Sydney (AEST) | Day |
|---|---|---|
| 12:00 AM | 1:00 PM | same day |
| 6:00 AM | 7:00 PM | same day |
| 7:00 AM | 8:00 PM | same day |
| 8:00 AM | 9:00 PM | same day |
| 9:00 AM | 10:00 PM | same day |
| 12:00 PM | 1:00 AM | next day |
| 3:00 PM | 4:00 AM | next day |
| 5:00 PM | 6:00 AM | next day |
| 6:00 PM | 7:00 AM | next day |
| 9:00 PM | 10:00 AM | next day |
Why people convert BRT to Sydney time
- Scheduling a call from BRT to Sydney: a 10:00 AM start in BRT lands at 11:00 PM in Sydney, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +13h gap: BRT and Sydney have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Sydney is 10:00 PM in BRT.
- Coordinating a BRT-based team with Sydney contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM BRT" is unambiguous; "3 PM" across a +13h gap is not.
- With a +13h gap there is no shared 9-to-5 window, so alternate the early start: one week BRT takes the early slot, the next week Sydney does.
- Sydney: Clocks spring forward on Sat, Oct 3, 2026. Any meeting series spanning that date will shift by an hour in local time.
About BRT (Brasilia Time)
Brasilia Time (BRT) is the standard time in the most populous regions of Brazil, including São Paulo, Rio de Janeiro, and the capital Brasília. Brazil abolished daylight saving time in 2019, so BRT is now observed year-round in these regions. Brazil spans four time zones in total.
About AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
Best time to call between BRT and Sydney
With a +13h offset there is no overlap inside a normal 9 AM – 5 PM day. Sydney opens at 9:00 AM AEST, which is 10:00 PM in BRT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
BRT and Sydney have no shared working hours because of the +13h gap. Teams need to alternate early starts or rely on asynchronous handovers.
BRT is 13 hours ahead of Sydney (BRT UTC-03:00 → AEST UTC+10:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
BRT
Does not observe DST
Sydney
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between BRT and Sydney?
BRT (BRT, UTC-03:00) is 13 hours ahead of Sydney (AEST, UTC+10:00). The gap is currently +13h.
How do I convert BRT time to Sydney time?
Add +13h to BRT local time. For example, 9:00 AM in BRT is 10:00 PM in Sydney.
What time is it in Sydney right now?
Sydney uses AEST at UTC+10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +13h offset from BRT.
What is the best time to call Sydney from BRT?
There is no shared working-hours window because of the +13h gap. The closest option is 1:00 PM in BRT, which is 2:00 AM in Sydney.
Which is ahead, BRT or Sydney?
BRT is 13 hours ahead of Sydney. When it is 12:00 PM in BRT it is 1:00 AM in Sydney.
Do BRT and Sydney use different time zones?
BRT uses BRT at UTC-03:00, while Sydney (Australia) uses AEST at UTC+10:00. The IANA identifiers are America/Sao_Paulo and Australia/Sydney.
Does daylight saving time affect the BRT–Sydney difference?
Neither zone observes daylight saving time, so the +13h offset between BRT and Sydney is fixed all year.
Which other cities share BRT's time zone?
BRT also covers São Paulo, Rio de Janeiro, Brasília, Belo Horizonte, Salvador, Fortaleza, Recife, Curitiba.
Which countries use BRT, BRT's zone?
BRT is used in Brazil (eastern).
Is there a day difference between BRT and Sydney?
Sometimes. The +13h gap is large enough that 8:00 PM or later in BRT already falls on the next day in Sydney.
What is the time difference between BRT and Sydney?
Sydney is +13h from BRT.
What timezone is BRT in?
BRT operates on its local timezone.
What timezone is Sydney in?
Sydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
What are the business hours in Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
Which countries use BRT (Brasilia Time)?
BRT is used in Brazil (eastern).
Does BRT observe daylight saving time?
No, BRT does not observe daylight saving time and remains at UTC-03:00 year-round.
What are some interesting facts about BRT?
Brazil abolished daylight saving time in 2019. São Paulo is the largest city in the Southern Hemisphere.
Which cities are in the AEST timezone?
Major cities in the AEST timezone include Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
What is the UTC offset for AEST?
Australian Eastern Standard Time (AEST) is at UTC+10:00. During daylight saving time, it shifts to AEDT.
What should I know about the AEST timezone?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
When is it midnight in BRT, what time is it in Sydney?
When it is 12:00 AM (midnight) in BRT (BRT), it is +13h later in Sydney (AEST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More BRT time conversions
- brt to sao paulo
- brt to brazil
- brt to new york
- brt to london
- brt to dubai
- brt to tokyo
- brt to singapore
- brt to los angeles
- brt to paris
- brt to delhi
- brt to mumbai
- brt to berlin
- brt to hong kong
- brt to toronto
- brt to kathmandu
- new york to brt
- london to brt
- dubai to brt
- tokyo to brt
- singapore to brt
- sydney to brt
- los angeles to brt
- paris to brt
- delhi to brt
- mumbai to brt
- berlin to brt
- hong kong to brt
- toronto to brt
- kathmandu to brt
See every conversion from BRT →·See every conversion from Sydney →