Amazon SQS FIFO versus Amazon SNS FIFO

11 Dec 2024

Learn how Amazon SQS FIFO differs from Amazon SNS FIFO.

Amazon SQS FIFO Amazon SNS FIFO
Scaling

3000 msg/sec (batch write)

3000 msg/sec (batch write) or 10 MB per second

Max. message size

256 KB

256 KB

Persistence

up to 14 days

no

Replication

Multi-AZ

Multi-AZ

Order guarantee

yes

yes

Delivery guarantee

exactly-once possible

exactly-once possible

Pricing

per message

per message

Protocols

AWS Rest API

AWS Rest API

AWS Integrations

Lambda

SQS FIFO

License

AWS only

AWS only

Encryption at rest

yes

yes

Encryption in transit

yes

yes