Amazon SQS Standard versus Amazon MQ

23 Oct 2025

Learn how Amazon SQS Standard differs from Amazon MQ.

	Amazon SQS Standard	Amazon MQ
Scaling	nearly unlimited	80 msg/sec; can be increased with a network of brokers
Max. message size	256 KB	limited by disk space
Persistence	up to 14 days	forever (up to 200 GB)
Replication	Multi-AZ	Multi-AZ (optional)
Order guarantee	no	yes
Delivery guarantee	at least once	exactly once; supports distributed (XA) transactions
Pricing	per message	per broker hour + used storage
Protocols	AWS Rest API	JMS, AMQP, MQTT, STOMP, OpenWire
AWS Integrations	Lambda	Lambda
License	AWS only	open source (Apache ActiveMQ)
Encryption at rest	yes	yes
Encryption in transit	yes	yes

Further reading