Amazon Elastic File System (EFS)
Amazon Elastic File System (EFS): Elastic NFS file storage for Linux workloads running across AWS services. Ranked #6 of 31 in Cloud File Storage Services by our editors (8.9/10); pricing: Paid; best for elastic AWS-native file storage.
At a glance
- Editor score8.9 / 10
- PricingPaid
- Best forElastic AWS-native file storage
- Free planNo
- Paid from$0.30/GB/mo
- Supported protocolsNFSv4.0, NFSv4.1
- Facts checked21 Sep 2026
Where it wins
- Automatic scaling to petabyte scale
- Regional multi-Availability Zone deployment
- NFS access across EC2, ECS, EKS, Fargate, and Lambda
Where it doesn't
- No permanent free plan
- Designed around Linux workloads and NFS access
- Costs vary by Region, storage class, throughput, and data protection use
Our verdict on Amazon Elastic File System (EFS)
Amazon Elastic File System (EFS) is a managed, shared cloud file system for Linux workloads. It provides NFSv4.0 and NFSv4.1 access for AWS compute services, including Amazon EC2, Amazon ECS, Amazon EKS, AWS Fargate, and AWS Lambda. EFS can grow and shrink automatically, making it suited to teams that need shared file storage without managing fixed capacity. Regional and One Zone file systems support different deployment requirements, while on-premises Linux servers can also access EFS.
EFS uses usage-based pricing rather than fixed capacity plans. The published EFS Standard storage price is $0.30 per GB per month, with charges based on storage used. Pricing varies by Region, storage class, throughput, access, replication, and backup usage. Lifecycle management can move data across Standard, Infrequent Access, and Archive storage classes, while Elastic and Provisioned throughput modes provide different ways to handle performance requirements. Buyers should therefore assess expected storage, access patterns, and related AWS services before estimating monthly costs. There is no permanent free plan.
Its strongest fit is within the AWS ecosystem. Integrations include AWS Backup, AWS DataSync, AWS Transfer Family, Amazon CloudWatch, AWS CloudFormation, AWS CloudTrail, and AWS Identity and Access Management, alongside AWS compute services. Cross-Region file-system replication and encryption at rest and in transit add data-protection capabilities. Choose EFS when elastic, shared NFS storage is central to an AWS-based Linux architecture. Organizations seeking a general-purpose file platform outside AWS, or a storage service not centered on Linux and NFS, should consider alternatives.
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Amazon Elastic File System (EFS) pricing
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Amazon Elastic File System (EFS) fact sheet
| Free plan | No |
|---|---|
| Paid from | $0.30/GB/mo |
| Supported protocols | NFSv4.0, NFSv4.1 |
| Maximum capacity | Not verified |
| Availability zones | Not verified |
| Snapshots | Not verified |
| Managed backups | Yes |
| Scaling model | Elastic |
| Deployment | Cloud |
| Platforms | Web, Linux |
| Support | Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 11 integrations: Amazon EC2, Amazon ECS, Amazon EKS, AWS Fargate, AWS Lambda, AWS DataSync … See all → |
| Pricing | Paid (source) |
| Website | aws.amazon.com |
| Facts checked | 21 Sep 2026 |
Amazon Elastic File System (EFS) integrations
Amazon Elastic File System (EFS) lists 11 integrations on its own site.
- Amazon EC2
- Amazon ECS
- Amazon EKS
- AWS Fargate
- AWS Lambda
- AWS DataSync
- AWS Transfer Family
- Amazon CloudWatch
- AWS CloudFormation
- AWS CloudTrail
- AWS Identity and Access Management
See all Amazon Elastic File System (EFS) integrations →
Alternatives to Amazon Elastic File System (EFS)
- Amazon FSx for NetApp ONTAPA broad AWS storage service for enterprise file and block workloads.9.4
- Alibaba Cloud File Storage NASFlexible NFS and SMB file storage for Alibaba Cloud workloads, with usage-based tiers.9.3
- NetApp Cloud Volumes ONTAPA broad ONTAP storage appliance for enterprise workloads across AWS, Azure, and Google Cloud.9.2
See all Amazon Elastic File System (EFS) alternatives →
Amazon Elastic File System (EFS) vs the competition
- Amazon Elastic File System (EFS) vs Amazon FSx for NetApp ONTAP
- Amazon Elastic File System (EFS) vs Alibaba Cloud File Storage NAS
- Amazon Elastic File System (EFS) vs NetApp Cloud Volumes ONTAP
- Amazon Elastic File System (EFS) vs Azure NetApp Files
- Amazon Elastic File System (EFS) vs Google Cloud NetApp Volumes
- Amazon Elastic File System (EFS) vs Amazon FSx for Windows File Server
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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