Live Synchronized Time Difference
HangzhoutoSydneyTime Difference
🇨🇳
Hangzhou
China (GMT+8)23:11:52UTC+8:00
🇦🇺
Sydney
Australia (GMT+11)02:11:52UTC+11:00
Direct Distance7,842 km (4,873 miles)
Estimated Flight Time~9.7 hours
Business Overlap5 overlapping hours (9am–5pm)
Mutual Working Window: 5 Overlapping Hours
Recommended calling window between Hangzhou and Sydney
Off-Peak Calling Window
Hangzhou Time
9:00 AM – 2:00 PM
Sydney Time
12:00 PM – 5:00 PM
Both locations share 5 overlapping standard business hours (9:00 AM – 5:00 PM). This is the premier window for real-time video conferences, corporate calls, and instant collaboration without outside-hours disruption.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Hangzhou and Sydney.
Work (9am-5pm)ShoulderSleep / Off
| Hangzhou Time (China) | Sydney Time (Australia) | Status & Recommendation |
|---|---|---|
| 00:00AM | 03:00AM | ⚪ Outside Work Hours |
| 01:00AM | 04:00AM | ⚪ Outside Work Hours |
| 02:00AM | 05:00AM | ⚪ Outside Work Hours |
| 03:00AM | 06:00AM | ⚪ Outside Work Hours |
| 04:00AM | 07:00AM | ⚪ Outside Work Hours |
| 05:00AM | 08:00AM | ⚪ Outside Work Hours |
| 06:00AM | 09:00AM | ⚪ Outside Work Hours |
| 07:00AM | 10:00AM | ⚪ Outside Work Hours |
| 08:00AM | 11:00AM | ⚪ Outside Work Hours |
| 09:00AM | 12:00PM | 🟢 Ideal Meeting Window |
| 10:00AM | 13:00PM | 🟢 Ideal Meeting Window |
| 11:00AM | 14:00PM | 🟢 Ideal Meeting Window |
| 12:00PM | 15:00PM | 🟢 Ideal Meeting Window |
| 13:00PM | 16:00PM | 🟢 Ideal Meeting Window |
| 14:00PM | 17:00PM | 🟡 Feasible (Shoulder Hour) |
| 15:00PM | 18:00PM | 🟡 Feasible (Shoulder Hour) |
| 16:00PM | 19:00PM | 🟡 Feasible (Shoulder Hour) |
| 17:00PM | 20:00PM | ⚪ Outside Work Hours |
| 18:00PM | 21:00PM | ⚪ Outside Work Hours |
| 19:00PM | 22:00PM | ⚪ Outside Work Hours |
| 20:00PM | 23:00PM | ⚪ Outside Work Hours |
| 21:00PM | 00:00AM | ⚪ Outside Work Hours |
| 22:00PM | 01:00AM | ⚪ Outside Work Hours |
| 23:00PM | 02:00AM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Hangzhou and Sydney?
Sydney is 3 hours ahead of Hangzhou.
What is the best time to schedule a cross-border meeting between Hangzhou and Sydney?
There are 5 overlapping standard business hours (09:00 - 17:00) between Hangzhou and Sydney. The optimal window is when both parties are in their core working shifts.
Does daylight saving time (DST) affect the time difference between Hangzhou and Sydney?
Yes. If either China or Australia observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.