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Azure Speed Test

Azure Region to Region Latency

Round-trip latency measures the time for a data packet to travel from one Azure region to another and back. This metric is critical for real-time applications, gaming, and financial transactions where milliseconds matter.

Region-to-region latency lookup

Select a source region from the dropdown below to view round-trip latency to all other Azure regions. Results are sorted by latency from fastest to slowest.

South India → West India
17 ms
South India → Central India
23 ms
South India → Malaysia West
35 ms
South India → Southeast Asia
38 ms
South India → UAE Central
46 ms
South India → UAE North
49 ms
South India → Qatar Central
57 ms
South India → East Asia
67 ms
South India → Korea South
92 ms
South India → Korea Central
98 ms
South India → Japan West
102 ms
South India → Japan East
106 ms
South India → France South
118 ms
South India → Australia Southeast
121 ms
South India → Switzerland West
125 ms
South India → Australia East
127 ms
South India → Italy North
127 ms
South India → Switzerland North
129 ms
South India → Australia Central 2
130 ms
South India → France Central
130 ms
South India → Australia Central
131 ms
South India → Germany West Central
135 ms
South India → UK South
135 ms
South India → UK West
137 ms
South India → West Europe
138 ms
South India → Germany North
141 ms
South India → North Europe
144 ms
South India → South Africa North
147 ms
South India → Poland Central
150 ms
South India → New Zealand North
151 ms
South India → Norway West
151 ms
South India → Norway East
153 ms
South India → South Africa West
166 ms
South India → Israel Central
177 ms
South India → Sweden Central
188 ms
South India → West US 2
196 ms
South India → East US
200 ms
South India → West US
203 ms
South India → East US 2
204 ms
South India → Canada Central
212 ms
South India → Canada East
215 ms
South India → West Central US
217 ms
South India → North Central US
219 ms
South India → West US 3
220 ms
South India → Central US
232 ms
South India → South Central US
236 ms
South India → Mexico Central
253 ms
South India → Brazil South
300 ms
South India → Jio India West
N/A
South India → South India
N/A

Historical latency snapshot

Azure network latency matrix showing round-trip times between regions, ranging from under 2ms within geography to over 200ms cross-continent, December 2020
Azure backbone latency matrix (December 2020 snapshot)

Visit the Azure Network Latency Documentation for the latest updates.

Additional resources

Azure network round trip latency statistics

Review the latest Microsoft-published tables that highlight average inter-region latency.

View latency statistics

Test VM network latency

Learn how to benchmark VM-to-VM latency using Azure tools and recommended configurations.

Benchmark VM latency

View relative latency to Azure regions

Leverage Azure Network Watcher to monitor edge-to-region latency from specific locations.

Network Watcher guide

Troubleshooting network performance

Follow a diagnostic checklist to resolve throughput or latency concerns on ExpressRoute.

ExpressRoute troubleshooting

Which cloud performs better, AWS, Azure or Google?

Explore an industry comparison of backbone design choices across major cloud providers.

Compare cloud providers

Round trip between Azure regions

Dive into the Learn article for architectural best practices and historical latency charts.

View best practices