Azure Disk Storage

Persistent and high-performing disks for Azure Virtual Machines

Choose the right disk storage for your workload

Get the durability, scalability, availability and security you need for all of your data – from test scenarios to mission-critical workloads. Use Azure Ultra Disk Storage when you need sub-millisecond latency and extremely scalable performance, Azure Premium SSD for production workloads and Azure Standard SSD for cost-effective and consistent performance.

Explore disk storage options

Automatic disk creation and management – simply select the disk type and size needed

Create thousands of managed disks simultaneously in minutes with a single subscription

Data encrypted at rest by default

99.999 per cent availability and consistent enterprise-grade durability

Disk storage for every workload

Get disk storage options for any virtual machine (VM) workload. Experience best-in-class throughput and speed as well as consistent low latency for building databases, scaling and running mission-critical apps, and working with development testing scenarios.

Highest performing disk in the cloud

Get high-performance, low-latency disk support for VMs with I/O-intensive workloads and low single millisecond latencies with Premium SSD. Dynamically change disk performance and get high IOPS for Azure infrastructure as a service (IaaS) VMs with Ultra Disk Storage.

Explore Azure disk types

Mitigate risks and save money

Get high-performance, low-latency disk support for VMs with I/O-intensive workloads and low single millisecond latencies with Premium SSD. Dynamically change disk performance and get high IOPS for Azure infrastructure as a service (IaaS) VMs with Ultra Disk Storage.

Learn about Azure Backup

Get guidance from the partner community

Tap into a rich partner ecosystem offering a wide range of solutions for database migration, backup and disaster recovery.

Find a partner

Enhanced security and compliance

  • Microsoft invests more than USD 1 billion annually on cybersecurity research and development.

  • We employ more than 3,500 security experts completely dedicated to your data security and privacy.

  • Azure has more compliance certifications than any other cloud service provider. View the comprehensive list.

Get the power, control and customisation you need at competitive prices

Azure managed disks are the new, recommended disk storage offering for use with Azure Virtual Machines for persistent data storage. Choose from four types of managed disks – Ultra Disk Storage, Premium SSD, Standard SSD and Standard HDD – and use multiple managed disks with each VM. Pricing reflects discounts for preview items. When the preview ends, general availability pricing will take effect.

See Azure Disk Storage pricing

Everything you need to get started easily

Explore Azure managed disks

Learn about the key benefits of using managed disks when you migrate your workloads to the cloud.

Choose the right disk for your IaaS VMs

Learn how to choose the right type of Azure managed disk based on your specific business needs.

Get high performance and scalability

Build high-performance apps using Azure premium storage and learn more about scalability targets for VM data disks.

Developer resources

Documentation

Get resources for managing Azure disks like tutorials, code samples and documentation.

Microsoft Learn

Get free, hands-on, step-by-step tutorials on Azure Virtual Machines and Azure disks.

Trusted by companies of all sizes

Frequently asked questions about Azure managed disks

  • Managed disks simplify disk management for Azure IaaS VMs by handling storage account management for you. For more information, see the managed disks overview.
  • Yes. You’re charged for each transaction. For more information, see the pricing page.
  • You’re charged based on the provisioned capacity of the disk. For more information, see the pricing page.
  • The pricing of premium managed disks is the same as the pricing of unmanaged premium disks.
  • Yes. You can change the storage account type of your managed disks by using the Azure portal, PowerShell or Azure CLI.

Get started with disk storage