IBM Cloud Block Storage
IBM Cloud Block Storage: A flexible block storage service for IBM Cloud VPC workloads and Kubernetes storage. Ranked #6 of 28 in Block Storage Services by our editors (8.8/10); pricing: Paid; best for IBM Cloud VPC workloads.
At a glance
- Editor score8.8 / 10
- PricingPaid
- Best forIBM Cloud VPC workloads
- Max volume size32 TB
- Founded1911 · Armonk, New York, United States
- Facts checked21 Sep 2026
Where it wins
- Profiles support tiered, custom, and defined-performance configurations.
- Supports volumes up to 32,000 GB and performance up to 64,000 IOPS.
- Offers snapshots, encryption, and provisioning through Terraform, CLI, API, and console.
Where it doesn't
- There is no multi-attach support for sharing a volume across instances.
- Cross-region protection uses snapshot copying rather than live volume replication.
- The service is paid and pricing varies by region, profile, capacity, and billing period.
Our verdict on IBM Cloud Block Storage
IBM Cloud Block Storage provides persistent SSD-backed block volumes for IBM Cloud VPC virtual servers and containerized applications. It supports both boot and data volumes, making it suitable for enterprise applications, databases, transactional workloads, disaster recovery, and Kubernetes persistent storage. The service is available through the IBM Cloud console and API, with management options covering volume attachment, detachment, transfer, tagging, deletion, and metrics access.
Its main strength is configurable performance. Volume profiles include sdp, general-purpose, 5iops-tier, 10iops-tier, and custom options. The sdp profile supports capacity up to 32,000 GB, while the maximum documented performance is 64,000 IOPS. This gives IBM Cloud VPC teams room to match storage capacity and I/O requirements to different workloads. Point-in-time snapshots are available for boot and data volumes, and encryption at rest can be provider-managed or customer-managed. Cross-region snapshot copying adds a disaster-recovery option, although it is distinct from live cross-region volume replication.
Provisioning and operations fit teams already working within IBM Cloud's ecosystem. IBM Cloud Kubernetes Service, Terraform, IBM Cloud CLI, and IBM Cloud API are listed integrations or management paths, while console-based provisioning is also supported. The service does not support multi-attach, so workloads requiring one volume to be shared across multiple instances may need a different storage design. Pricing is paid and depends on geography, region, currency, volume profile, capacity, and billing period. Choose IBM Cloud Block Storage for configurable persistent storage in IBM Cloud VPC; consider an alternative when shared-volume access or live cross-region replication is essential.
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IBM Cloud Block Storage pricing
IBM Cloud Block Storage fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Not verified |
| Max volume size | 32 TB |
| Volume types | sdp, general-purpose, 5iops-tier, 10iops-tier, custom |
| Snapshots | Yes |
| Multi-attach | No |
| Encryption | Yes |
| Cross-region replication | No |
| Maximum IOPS | 64000 IOPS |
| Deployment | Cloud |
| Platforms | Web |
| Support | Phone, Tickets, Community, Docs |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Integrations | 4 integrations: IBM Cloud Kubernetes Service, Terraform, IBM Cloud CLI, IBM Cloud API |
| Pricing | Paid (source) |
| Website | ibm.com |
| Facts checked | 21 Sep 2026 |
IBM Cloud Block Storage integrations
IBM Cloud Block Storage lists 4 integrations on its own site.
- IBM Cloud Kubernetes Service
- Terraform
- IBM Cloud CLI
- IBM Cloud API
Alternatives to IBM Cloud Block Storage
- Amazon Elastic Block Store (Amazon EBS)A broad AWS-native block storage service with flexible volume and snapshot options.9.4
- Google Persistent DiskA flexible Compute Engine storage service with free capacity, snapshots, encryption, and replication.9.3
- Google Cloud HyperdiskA performance-tunable block storage service for demanding Google Cloud workloads.9.2
See all IBM Cloud Block Storage alternatives →
IBM Cloud Block Storage vs the competition
- IBM Cloud Block Storage vs Amazon Elastic Block Store (Amazon EBS)
- IBM Cloud Block Storage vs Google Persistent Disk
- IBM Cloud Block Storage vs Google Cloud Hyperdisk
- IBM Cloud Block Storage vs OpenStack Cinder
- IBM Cloud Block Storage vs Huawei Cloud Elastic Volume Service (EVS)
- IBM Cloud Block Storage vs Alibaba Cloud Cloud Disk
Compare IBM Cloud Block Storage with any tool side by side →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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