Azure SLAs.
Finally at a glance.
Understand availability, compare services, and put downtime into perspective — without spreadsheet chaos.
Find your SLA
The complete Azure SLA catalog — contractual sections for tiers and features are grouped under their actual service.
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What do
four nines mean?
Just one additional nine makes a dramatic difference. Move the slider to see how much potential downtime remains.
Downtime = Period × (1 − SLA)
Calculated using 30.44 days per month. Values are estimates.
Important notice SLAzure is a reference guide, not a contractual document. Product SLAs vary by region, tier, and configuration. Always review the latest Microsoft terms before making architecture decisions.
SLAzure is an independent project operated by ViganoLabs. It is not an official Microsoft project and is not affiliated with, endorsed by, or sponsored by Microsoft.