Time Difference

Hong Kong vs Sydney Time Difference

Compare the current local time in Hong Kong, Hong Kong and Sydney, Australia.

Live local timeDST awareUTC offsets

From

Hong Kong

7:42 AM

Mon, Aug 17

UTC+8Asia/Hong_Kong

Difference

2 hours

Swap

Sydney

Australia

9:42 AM

Mon, Aug 17

UTC+10Australia/Sydney

Current difference

Sydney is currently 2 hours ahead of Hong Kong.

This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.

24-hour comparison

Compare Hong Kong and Sydney hour by hour

See how a full local day in Hong Kong, Hong Kong maps to Sydney, Australia. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.

24-hour day

Best working-hours overlap

9:00 AM – 4:00 PM in Hong Kong

corresponds to 11:00 AM – 6:00 PM in Sydney.

7 hours overlap

Hong Kong

Asia/Hong_Kong

Sydney

Australia/Sydney

Availability

12:00 AM

Mon, Aug 17

2:00 AM

Mon, Aug 17

Night

1:00 AM

Mon, Aug 17

3:00 AM

Mon, Aug 17

Night

2:00 AM

Mon, Aug 17

4:00 AM

Mon, Aug 17

Night

3:00 AM

Mon, Aug 17

5:00 AM

Mon, Aug 17

Night

4:00 AM

Mon, Aug 17

6:00 AM

Mon, Aug 17

Night

5:00 AM

Mon, Aug 17

7:00 AM

Mon, Aug 17

Night

6:00 AM

Mon, Aug 17

8:00 AM

Mon, Aug 17

Night

7:00 AM

Mon, Aug 17

9:00 AM

Mon, Aug 17

Possible

8:00 AM

Mon, Aug 17

10:00 AM

Mon, Aug 17

Possible

9:00 AM

Mon, Aug 17

11:00 AM

Mon, Aug 17

Good overlap

10:00 AM

Mon, Aug 17

12:00 PM

Mon, Aug 17

Good overlap

11:00 AM

Mon, Aug 17

1:00 PM

Mon, Aug 17

Good overlap

12:00 PM

Mon, Aug 17

2:00 PM

Mon, Aug 17

Good overlap

1:00 PM

Mon, Aug 17

3:00 PM

Mon, Aug 17

Good overlap

2:00 PM

Mon, Aug 17

4:00 PM

Mon, Aug 17

Good overlap

3:00 PM

Mon, Aug 17

5:00 PM

Mon, Aug 17

Good overlap

4:00 PM

Mon, Aug 17

6:00 PM

Mon, Aug 17

Possible

5:00 PM

Mon, Aug 17

7:00 PM

Mon, Aug 17

Possible

6:00 PM

Mon, Aug 17

8:00 PM

Mon, Aug 17

Possible

7:00 PM

Mon, Aug 17

9:00 PM

Mon, Aug 17

Night

8:00 PM

Mon, Aug 17

10:00 PM

Mon, Aug 17

Night

9:00 PM

Mon, Aug 17

11:00 PM

Mon, Aug 17

Night

10:00 PM

Mon, Aug 17

12:00 AM

Next day

Tue, Aug 18

Night

11:00 PM

Mon, Aug 17

1:00 AM

Next day

Tue, Aug 18

Night

Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.

On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.

Call planning

Best time to call Sydney from Hong Kong

Compare typical business hours in Hong Kong, Hong Kong and Sydney, Australia to find a practical time for calls, meetings or international coordination.

Hong Kong

9:42 AM – 4:42 PM

Hong Kong

Best overlap

Sydney

11:42 AM – 6:42 PM

Australia

The best time to call Sydney from Hong Kong is between 9:42 AM and 4:42 PM in Hong Kong. This corresponds to 11:42 AM – 6:42 PM in Sydney.

Other reasonable windows

Hong Kong

7:42 AM – 9:42 AM

Sydney

9:42 AM – 11:42 AM

Hong Kong

4:42 PM – 7:42 PM

Sydney

6:42 PM – 9:42 PM

Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.

Time difference explained

Hong Kong and Sydney time difference explained

Current local-time relationship

Sydney is currently 2 hours ahead of Hong Kong.

Hong Kong uses Asia/Hong_Kong and currently has an offset of UTC+8. Sydney uses Australia/Sydney and currently has an offset of UTC+10.

Working-hours overlap

For a typical 9:00 AM–6:00 PM workday, the cities overlap from 9:00 AM to 4:00 PM in Hong Kong, corresponding to 11:00 AM–6:00 PM in Sydney.

Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.

Convert a specific time

Need more than the current difference?

Convert a specific date and local time between Hong Kong and Sydney.

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Local clocks

Explore each city

Current time in Hong Kong Current time in Sydney

FAQ

Hong Kong to Sydney time difference FAQ

Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Hong Kong and Sydney.

What is the time difference between Hong Kong and Sydney?

The current time difference between Hong Kong and Sydney is 2 hours. Sydney is currently 2 hours ahead of Hong Kong.

Is Sydney ahead of or behind Hong Kong?

Sydney is currently 2 hours ahead of Hong Kong.

What time is it in Sydney when it is 9:00 AM in Hong Kong?

Using the current UTC offsets, 9:00 AM in Hong Kong corresponds to 11:00 AM in Sydney. The exact difference can change when daylight-saving rules change.

What is the best time to call Sydney from Hong Kong?

Typical 9:00 AM–6:00 PM business hours overlap between 9:00 AM and 4:00 PM in Hong Kong. This corresponds to 11:00 AM–6:00 PM in Sydney.

Can the time difference between Hong Kong and Sydney change?

Yes. The time difference can change if Hong Kong or Sydney changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Asia/Hong_Kong and Australia/Sydney for date-aware calculations.