Does it account for Daylight Saving Time?

Yes, our converter uses the IANA timezone database, which includes all current DST rules for every timezone in the world.

UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. All timezones are defined as offsets from UTC.

Can I compare multiple timezones at once?

Yes, you can add multiple cities or timezones and see the equivalent times side by side.

How many timezones are there in the world?

There are 38 distinct UTC offsets in use, ranging from UTC-12 to UTC+14. This includes half-hour (UTC+5:30 India, UTC+9:30 Australia) and 45-minute offsets (UTC+5:45 Nepal, UTC+8:45 Australia).

What is the International Date Line?

The International Date Line (IDL) runs roughly along the 180° meridian in the Pacific Ocean. When you cross it westward, you gain a day; crossing eastward, you lose a day.

Why do some timezones have 30 or 45 minute offsets?

Countries chose offsets that best matched their solar noon. India uses UTC+5:30 and Nepal uses UTC+5:45 because standard hourly offsets didn't align well with their geography.

Which country has the most timezones?

France has the most (12 timezones) due to overseas territories. Russia spans 11 timezones. The US has 6 (including Hawaii and Alaska).

Dubai to BRT

-7h

Dubai

GSTSOURCE

UAE · UTC+04:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

BRT

UTC-03:00

HH05

MM00

05:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Dubai

BRT

12:00 AM

5:00 PM-1

2:00 AM

7:00 PM-1

4:00 AM

9:00 PM-1

6:00 AM

11:00 PM-1

8:00 AM

1:00 AM

10:00 AM

3:00 AM

12:00 PM

5:00 AM

2:00 PM

7:00 AM

4:00 PM

9:00 AM

6:00 PM

11:00 AM

8:00 PM

1:00 PM

10:00 PM

3:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

GST and BRT on the World Map

The map below highlights the GST (Gulf Standard Time) and BRT (Brasilia Time) timezone regions across the globe.

GST Zone

→

BRT Zone

Explore all world timezones interactively →

GST – Gulf Standard Time

UTC+04:00

Gulf Standard Time (GST) is used in the UAE, Oman, and other Gulf states, 4 hours ahead of UTC.

Countries in GST

UAEOmanGeorgiaAzerbaijanMauritius

Major Cities in GST

DubaiAbu DhabiMuscatBakuTbilisi

Key Facts about GST

•Dubai uses GST year-round with no daylight saving time.
•GST is 9 hours ahead of EST and 4 hours ahead of GMT.
•The Dubai Financial Market (DFM) operates on GST.

Daylight Saving:No – UTC+04:00 year-round

Learn more about GST on Wikipedia

BRT – Brasilia Time

UTC-03:00

Brasilia Time (BRT) is the time zone for eastern Brazil, 3 hours behind UTC.

Countries in BRT

Brazil (eastern)

Major Cities in BRT

São PauloRio de JaneiroBrasíliaBelo HorizonteSalvadorFortalezaRecifeCuritiba

Key Facts about BRT

•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.

Daylight Saving:No – UTC-03:00 year-round

Learn more about BRT on Wikipedia

About Dubai

Wikipedia

Dubai operates on Gulf Standard Time (GST), 4 hours ahead of GMT. Dubai's position between Europe and Asia makes it a strategic hub for international business.

Population:3.5 million

Metro:4.1 million

Business Hours:8:00 AM - 6:00 PM GST

Currency:AED (د.إ)

Stock Exchange:DFM (Dubai Financial Market)

Key Landmarks

Burj KhalifaPalm JumeirahBurj Al ArabDubai MallDubai Frame

Did You Know?

Dubai has no income tax, making it a major hub for international business.

Learn more about GST timezone →

Everything You Need to Know About Dubai and BRT Time

Dubai runs on Gulf Standard Time (GST) at UTC+04:00. BRT runs on Brasilia Time (BRT) at UTC-03:00. That puts Dubai 7 hours behind BRT — a difference of -7h at the current offsets.

In practice, when it is 9:00 AM in Dubai it is 2:00 AM in BRT. Midnight in Dubai is 5:00 PM in BRT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Dubai to BRT time conversion table

Dubai (GST)	BRT (BRT)	Day
12:00 AM	5:00 PM	previous day
6:00 AM	11:00 PM	previous day
7:00 AM	12:00 AM	same day
8:00 AM	1:00 AM	same day
9:00 AM	2:00 AM	same day
12:00 PM	5:00 AM	same day
3:00 PM	8:00 AM	same day
5:00 PM	10:00 AM	same day
6:00 PM	11:00 AM	same day
9:00 PM	2:00 PM	same day

Why people convert Dubai to BRT time

Scheduling a call from Dubai to BRT: a 10:00 AM start in Dubai lands at 3:00 AM in BRT, so you can confirm the slot without doing the arithmetic yourself.
Finding shared working hours: both Dubai and BRT are inside the 9-to-5 working day between 4:00 PM and 5:00 PM GST time (9:00 AM–10:00 AM BRT). That is roughly 1 hours of usable overlap.
Booking travel or deliveries: tracking BRT local time against Dubai keeps pickup windows and arrival estimates honest across the -7h offset.

Always state the zone abbreviation, not just the hour. "3:00 PM GST" is unambiguous; "3 PM" across a -7h gap is not.
Block 4:00 PM–5:00 PM GST as the recurring meeting window if you work primarily from Dubai and need BRT colleagues present.

About GST (Gulf Standard Time)

Gulf Standard Time (GST) is the time zone used in the United Arab Emirates, Oman, and other Gulf states. GST does not observe daylight saving time. Dubai and Abu Dhabi, major international business and tourism hubs, operate on GST.

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.

Best time to call between Dubai and BRT

Both Dubai and BRT sit inside the 9 AM – 5 PM working day between 4:00 PM–5:00 PM GST, which is 9:00 AM–10:00 AM BRT. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Dubai and BRT overlap for only 60 minutes (4:00 PM–5:00 PM GST), so meetings have to be booked precisely.

Dubai is 7 hours behind BRT (GST UTC+04:00 → BRT UTC-03:00). The shared working window is 4:00 PM–5:00 PM GST. Remember to re-check around daylight-saving transitions.

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Dubai and BRT?

Dubai (GST, UTC+04:00) is 7 hours behind BRT (BRT, UTC-03:00). The gap is currently -7h.

How do I convert Dubai time to BRT time?

Add -7h to Dubai local time. For example, 9:00 AM in Dubai is 2:00 AM in BRT.

What time is it in BRT right now?

BRT uses BRT at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -7h offset from Dubai.

What is the best time to call BRT from Dubai?

Call between 4:00 PM and 5:00 PM GST — that maps to 9:00 AM–10:00 AM BRT and keeps both parties inside the working day.

Which is behind, Dubai or BRT?

Dubai is 7 hours behind BRT. When it is 12:00 PM in Dubai it is 5:00 AM in BRT.

Do Dubai and BRT use different time zones?

Dubai (UAE) uses GST at UTC+04:00, while BRT uses BRT at UTC-03:00. The IANA identifiers are Asia/Dubai and America/Sao_Paulo.

Does daylight saving time affect the Dubai–BRT difference?

Neither zone observes daylight saving time, so the -7h offset between Dubai and BRT is fixed all year.

Which other cities share Dubai's time zone?

GST also covers Dubai, Abu Dhabi, Muscat, Baku, Tbilisi.

Which countries use GST, Dubai's zone?

GST is used in UAE, Oman, Georgia, Azerbaijan, Mauritius.

Is there a day difference between Dubai and BRT?

Not normally. The -7h gap only pushes the date over the previous day.

What is the time difference between Dubai and BRT?

BRT is -7h from Dubai.

What timezone is Dubai in?

Dubai operates on Gulf Standard Time (GST), 4 hours ahead of GMT. Dubai's position between Europe and Asia makes it a strategic hub for international business.