Amazon MQ versus AWS IoT Core

20 Nov 2024

Learn how Amazon MQ differs from AWS IoT Core.

	Amazon MQ	AWS IoT Core
Scaling	80 msg/sec; can be increased with a network of brokers	not disclosed
Max. message size	limited by disk space	128 KB
Persistence	forever (up to 200 GB)	up to 1 hour
Replication	Multi-AZ (optional)	Multi-AZ
Order guarantee	yes	no
Delivery guarantee	exactly once; supports distributed (XA) transactions	at least once / at most once
Pricing	per broker hour + used storage	per message + connection duration
Protocols	JMS, AMQP, MQTT, STOMP, OpenWire	MQTT, AWS Rest API
AWS Integrations	Lambda	Lambda, SQS, SNS, and many more
License	open source (Apache ActiveMQ)	AWS only
Encryption at rest	yes	no
Encryption in transit	yes	yes

Further reading