Amazon MQ vs Solace PubSub+ Event Broker

Amazon MQ8.9Visit Solace PubSub+ Event Broker8.7Visit

Higher score Amazon MQ #5 in Message Queue (MQ) Software 8.9/10 Paid Visit Amazon MQ

vs

Solace PubSub+ Event Broker #7 in Message Queue (MQ) Software 8.7/10 Free plan · 30-day trial Free planFree trial Visit Solace

• Amazon MQ fits best

  AWS teams using ActiveMQ or RabbitMQ protocols

• Solace PubSub+ Event Broker fits best

  Enterprises connecting events across protocols

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Side by side

Feature	Amazon MQ 8.9/10 Visit ↗	Solace PubSub+ Event Broker 8.7/10 Visit ↗
At a glance
Editor score	8.9	8.7
Ranking	#5 in Message Queue (MQ) Software	#7 in Message Queue (MQ) Software
Best for	AWS teams using ActiveMQ or RabbitMQ protocols	Enterprises connecting events across protocols
Pricing model	Paid	Free plan + paid
Starting price	Not checked yet	Free plan · 30-day trial
Free plan	—	✓ (best)
Free trial	—	30 days
Deployment	Cloud	Cloud, Self-hosted
Platforms	Web	Web
Support	Docs	Email, Phone, Tickets, Community · 24/7
Compliance	SOC 2, ISO 27001, HIPAA, PCI DSS	SOC 2, ISO 27001, GDPR, HIPAA
Integrations	5 integrations	6 integrations
Built for	Mid-market, Enterprise	Mid-market, Enterprise
Specs
Deployment	Not checked yet	Not checked yet
Delivery guarantee	Not checked yet	Not checked yet
Protocols	Not checked yet	Not checked yet
Message retention	Not checked yet	Not checked yet
Throughput limit	Not checked yet	Not checked yet
Max message size	Not checked yet	Not checked yet
Our review
Pros	Managed Apache ActiveMQ Classic and RabbitMQ broker options Multi-AZ, active/standby, and cluster deployment choices Broad protocols with CloudWatch, Lambda, and encryption integration	Supports pub/sub, point-to-point, request/reply and FIFO queue messaging Routes events dynamically across hybrid environments and event meshes Connects MQTT, AMQP, JMS, REST, WebSockets and Kafka
Cons	Usage-based pricing varies by region, engine, instance, and transfer Cloud-only deployment tied to AWS networking and services Less focused on stream processing than Kafka-oriented platforms	No built-in stream-processing capability Schema Registry is a separate component, not part of the broker The broker is proprietary rather than open source
Our verdict	Amazon MQ is a cloud-managed message broker service built around Apache ActiveMQ Classic and RabbitMQ. It is aimed at enterprise IT teams, developers, and architects running decoupled applications, hybrid messaging systems, or legacy… Read the review →	Solace PubSub+ Event Broker routes real-time events between applications, services and devices. Its messaging modes include publish/subscribe, point-to-point, request/reply and FIFO queues, making it suitable for enterprise event-driven… Read the review →

Strengths and trade-offs

• Amazon MQ — where it wins

  • Managed Apache ActiveMQ Classic and RabbitMQ broker options
  • Multi-AZ, active/standby, and cluster deployment choices
  • Broad protocols with CloudWatch, Lambda, and encryption integration

  Where it doesn't

  • Usage-based pricing varies by region, engine, instance, and transfer
  • Cloud-only deployment tied to AWS networking and services
  • Less focused on stream processing than Kafka-oriented platforms

• Solace PubSub+ Event Broker — where it wins

  • Supports pub/sub, point-to-point, request/reply and FIFO queue messaging
  • Routes events dynamically across hybrid environments and event meshes
  • Connects MQTT, AMQP, JMS, REST, WebSockets and Kafka

  Where it doesn't

  • No built-in stream-processing capability
  • Schema Registry is a separate component, not part of the broker
  • The broker is proprietary rather than open source

• Amazon MQ8.9/10 · Paid

  Managed ActiveMQ and RabbitMQ brokers with AWS-native operations and broad protocol support.

  Visit Amazon MQFull verdict →
• Solace PubSub+ Event Broker8.7/10 · Free plan · 30-day trial

  A protocol-rich broker for enterprises routing events across hybrid environments.

  Visit SolaceFull verdict →