Amazon SQS Standard versus Amazon SNS

03 Aug 2020

Learn how Amazon SQS Standard differs from Amazon SNS.

Amazon SQS Standard Amazon SNS
Scaling

infinite

infinite

Max. message size

256 KB

256 KB

Persistence

up to 14 days

no

Replication

Multi-AZ

Multi-AZ

Order guarantee

no

no

Delivery guarantee

at least once

at least once

Pricing

per message

per message

Protocols

AWS Rest API

AWS Rest API

AWS Integrations

Lambda

Lambda, SQS, webhook

License

AWS only

AWS only

Encryption at rest

yes

yes

Encryption in transit

yes

yes