Azure SQL Managed Instance vs TempoDB: What are the differences?

What is Azure SQL Managed Instance? The intelligent, scalable cloud database service. It is the intelligent, scalable cloud database service that combines the broadest SQL Server database engine compatibility with all the benefits of a fully managed and evergreen platform as a service.

What is TempoDB? Store & analyze time series data from sensors, smart meters, servers & more. TempoDB is the first database service for time series data (ex: measuring thermostat temperatures, network latencies, heart rates). Time series is a unique Big Data problem that breaks traditional databases (MySQL, MongoDB, etc). Today, businesses spend months and millions attempting to build solutions to manage all this data and yet still fail to store as much as they need or analyze it effectively. TempoDB is a purpose-built database service that enables businesses to store and analyze massive streams of time series data, so they can learn from the past, understand the present, and predict the future.

Azure SQL Managed Instance and TempoDB belong to "SQL Database as a Service" category of the tech stack.

Some of the features offered by Azure SQL Managed Instance are:

• No hardware purchasing and management
• No management overhead for managing underlying infrastructure
• 99.99% uptime SLA

On the other hand, TempoDB provides the following key features:

• Flexible, powerful API
• Store as much high resolution (1 ms max) time series data as you need for long range historical analysis
• We guarantee data availability and protect against loss by replicating each live datapoint 3x and using geographically distributed backup environments