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EMQX vs IBM Event Streams comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

EMQX
Ranking in Message Queue (MQ) Software
5th
Average Rating
8.8
Reviews Sentiment
5.7
Number of Reviews
10
Ranking in other categories
IoT Connectivity (1st)
IBM Event Streams
Ranking in Message Queue (MQ) Software
12th
Average Rating
8.4
Reviews Sentiment
7.8
Number of Reviews
3
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the Message Queue (MQ) Software category, the mindshare of EMQX is 2.8%, up from 1.5% compared to the previous year. The mindshare of IBM Event Streams is 3.0%, up from 0.9% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Message Queue (MQ) Software Mindshare Distribution
ProductMindshare (%)
EMQX2.8%
IBM Event Streams3.0%
Other94.2%
Message Queue (MQ) Software
 

Featured Reviews

AP
Senior Software Engineer
Connected millions of iot devices and manage real time pub sub control and flexible access rules
When going with the open-source EMQX version, there are limitations provided. For example, the webhooks use case cannot be scaled to as large a scale compared to the enterprise edition of EMQX. The open-source version helps a great deal with work in the company. The way this resource helps nurture the IoT device paradigm is greatly helpful for developers working newly on this system because the onboarding part of EMQX is very easy and developer-friendly. Someone who wants to dive into it can easily implement and make the system robust based on the technologies it provides. EMQX provides API connections for applications. HTTP calls can be made to EMQX to get updates from the client. Those connections should be made asynchronously. The webhook part handles this well, but when it comes to the API part, when the load and payload of the MQTT topics and messages are very heavy, sometimes unknown errors occur, and logs and errors must be found. When a specific log session is created for that client, the readability of those logs is not good. The platform itself does not need improvement, but when it comes to developer-friendly implementations of EMQX, there are some pain points that need attention. The visibility of logs, error logs, and information logs inside the built-in monitoring needs work because developers, when they implement code or any kind of specific tools, need proper control over the system. Without that control, there is no point in implementing anything at all. The monitoring part needs work. When it comes to the flow chart of how different clients are connected with different devices, there is a feature inside EMQX called Flow. When that Flow is in place, clients (devices) should be controllable from that Flow itself. These are the most important improvements that need to be addressed.
TM
IBM MQ Specialist / Administrator at a financial services firm with 10,001+ employees
Easy to use, stable, has a good interface, and the security is good
I don't know if it's because of experience, but for me, it was easy to install. It's just a matter of having an RPM, then click next, next, and next again. The difficult part comes in when you have to configure the security. That is the most difficult part, but it's not that difficult. It takes less than two hours to install. Two hours max, because I did one yesterday. I installed it on AWS and it was easy to install the software. It was less than an hour for the bare minimum installation. Setting up the security, took close to two hours.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"EMQX has positively impacted my organization in many ways, particularly by making our main agenda of getting stock details and connecting users to our real-time protocol much easier."
"The best features EMQX offers are that it is highly scalable and cheaper than other brokers, plus we can use our own back-end services integrated to it for authentication and authorization."
"EMQX is a solid open-source project for making IoT devices connect anywhere in the world."
"EMQX has positively impacted my organization because we didn't get any issues about MQTT; it just works."
"EMQX will boost your product sampling rate and transmission so that you can achieve a large amount of data without any loss while transmitting through the internet."
"The best features EMQX offers in my experience are that it can send messages for a large number of customers with a very high message-per-second rate while consuming low resources."
"EMQX remains live and matured, allowing us to scale it, and we continue using EMQX without requiring to switch to any other offerings as it still works best and is resilient."
"The outcomes from using EMQX are very cost-saving for us because we previously used the MQTT Mosquitto broker, and when I compare Mosquitto with EMQX, EMQX is far better than Mosquitto and other protocols."
"I am happy with the product, other than pricing I don't have any other improvements that I can suggest."
"The triggering scenarios and routing scenarios are all good, making it a very useful solution for financial institutions."
"The system efficiently processes and calculates the data flow within the cluster using DLP functionality."
"The stability has been good."
"I'm an administrator, and what I like most is the interface, the security, and the storage."
 

Cons

"If you want to improve further, the SSL certificate and TLS certificate have overhead in serverless EMQX."
"I think EMQX can be improved by providing a uniform UI and login feature that we can use in the dashboard."
"The visibility of logs, error logs, and information logs inside the built-in monitoring needs work because developers, when they implement code or any kind of specific tools, need proper control over the system."
"EMQX is a good MQTT broker but the historian is simple."
"On EMQX improvement side, I saw certain frameworks such as NanoMQTT and others claiming to be much more performant than EMQX, so maybe the newer version of EMQX can look into those aspects for potential improvements, but I do not have insight on the latest version of EMQX to know whether it has already addressed this or not."
"To improve EMQX, I think it should reduce costs, save time when sending messages, and improve reliability."
"It would be helpful if they could help us explain why they, as in, the customers, should use the product and the overall benefits."
"In the next release, I would like to see the GUI allow you to configure the security section."
"The pricing needs to be improved."
"The product's interface needs improvement."
 

Pricing and Cost Advice

Information not available
"The pricing needs to be improved."
"The platform is averagely priced."
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Top Industries

By visitors reading reviews
Media Company
20%
Outsourcing Company
15%
Legal Firm
14%
Manufacturing Company
9%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for EMQX?
My experience with EMQX regarding pricing, setup cost, and licensing shows that it is affordable.
What needs improvement with EMQX?
I think EMQX can be improved, but to be honest, I don't have anything I'd like to see added or changed. In terms of needed improvements, I don't have anything else to add, even small ones or nice-t...
What is your primary use case for EMQX?
My main use case for EMQX is a stable and scalable IoT message queue. I use EMQX in one of my projects specifically with ESP32 and Argon and Boron embedded chips, and I program them to send and rec...
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Comparisons

 

Overview

 

Sample Customers

Information Not Available
American Airlines, UBank, Bitly, Eurobits, Active International, Bison, Contextor, Constance Hotels, Resorts & Golf, Creval, Deloitte, ExxonMobil, FaceMe, FacePhi, Fitzsoft, Fuga Technologies, Guardio, Honeywell, Japanese airline, Jenzabar, KONE
Find out what your peers are saying about EMQX vs. IBM Event Streams and other solutions. Updated: August 2026.
909,725 professionals have used our research since 2012.