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Apache Kafka vs Azure Stream Analytics comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 17, 2024

Review summaries and opinions

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

ROI

Sentiment score
7.0
Apache Kafka's ROI benefits include cost savings, quick data insights, increased productivity, and efficient high-traffic data management.
Sentiment score
7.4
Azure Stream Analytics offers quick solutions with a 10% ROI, ideal for simple setups without major upfront costs.
 

Customer Service

Sentiment score
5.8
Apache Kafka's support stems largely from an open-source community, with varied satisfaction in third-party and enterprise assistance.
Sentiment score
6.8
Azure Stream Analytics' support is responsive with effective resolution, but satisfaction varies due to SLA, language barriers, and demand.
There is plenty of community support available online.
The Apache community provides support for the open-source version.
There is a big communication gap due to lack of understanding of local scenarios and language barriers.
Any time I needed assistance, they were helpful.
 

Scalability Issues

Sentiment score
7.8
Apache Kafka's scalability is a major strength, allowing easy horizontal and vertical scaling to meet diverse use case demands.
Sentiment score
7.8
Azure Stream Analytics offers scalable, flexible, and affordable cloud solutions suitable for diverse organizational needs and varying workloads.
Customers have not faced issues with user growth or data streaming needs.
Maintenance requires a couple of people, however, it's not a full-time endeavor.
Azure Stream Analytics is scalable, and I would rate it seven out of ten.
 

Stability Issues

Sentiment score
7.7
Apache Kafka is praised for its resilience and reliability, despite minor configuration challenges and performance under high data volumes.
Sentiment score
6.7
Azure Stream Analytics is generally stable with minor glitches; users report improvements and effective support for complex issues.
Apache Kafka is stable.
They require significant effort and fine-tuning to function effectively.
 

Room For Improvement

Apache Kafka needs UI improvements, simplified deployment, reduce ZooKeeper dependency, enhance documentation, client libraries, performance, and advanced features.
Azure Stream Analytics users face high costs, limited integration, inadequate support, and issues with connectivity, customization, and scalability.
The performance angle is critical, and while it works in milliseconds, the goal is to move towards microseconds.
We are always trying to find the best configs, which is a challenge.
A more user-friendly interface and better management consoles with improved documentation could be beneficial.
A cost comparison between products is also not straightforward.
There is a lack of technical support from Microsoft's local office, particularly in Taiwan.
 

Setup Cost

Apache Kafka is open-source, but additional provider services can be costly, varying by needs and exceeding 100,000 euros annually.
Azure Stream Analytics pricing is competitive but complex, with pay-as-you-go options and varying views on cost-effectiveness.
The open-source version of Apache Kafka results in minimal costs, mainly linked to accessing documentation and limited support.
Its pricing is reasonable.
The Azure solution is better now, and competitors, even within Microsoft, may offer solutions that could make it cheaper.
We sell the data analytics value and operational value to customers, focusing on productivity and efficiency from the cloud.
 

Valuable Features

Apache Kafka excels in real-time data streaming, scalability, integration, resilience, and handling large volumes with robust message retention.
Azure Stream Analytics provides seamless real-time analytics, integration with Microsoft tools, scalability, and ease of use for real-time decision-making.
Apache Kafka is effective when dealing with large volumes of data flowing at high speeds, requiring real-time processing.
It allows the use of data in motion, allowing data to propagate from one source to another while it is in motion.
Clients can choose and subscribe to the service items they need, making it more flexible than IBM solutions, especially in data analytics or data governance.
The native connectors and integration with other Microsoft products.
 

Categories and Ranking

Apache Kafka
Ranking in Streaming Analytics
8th
Average Rating
8.2
Reviews Sentiment
6.9
Number of Reviews
87
Ranking in other categories
No ranking in other categories
Azure Stream Analytics
Ranking in Streaming Analytics
3rd
Average Rating
8.0
Reviews Sentiment
6.9
Number of Reviews
26
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of April 2025, in the Streaming Analytics category, the mindshare of Apache Kafka is 2.5%, up from 2.0% compared to the previous year. The mindshare of Azure Stream Analytics is 10.4%, down from 12.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Streaming Analytics
 

Featured Reviews

Snehasish Das - PeerSpot reviewer
Data streaming transforms real-time data movement with impressive scalability
I worked with Apache Kafka for customers in the financial industry and OTT platforms. They use Kafka particularly for data streaming. Companies offering movie and entertainment as a service, similar to Netflix, use Kafka Apache Kafka offers unique data streaming. It allows the use of data in…
SantiagoCordero - PeerSpot reviewer
Native connectors and integration simplify tasks but portfolio complexity needs addressing
There are too many products in the Azure landscape, which sometimes leads to overlap between them. Microsoft continuously releases new products or solutions, which can be frustrating when determining the appropriate features from one solution over another. A cost comparison between products is also not straightforward. They should simplify their portfolio. The Microsoft licensing system is confusing and not easy to understand, and this is something they should address. In the future, I may stop using Stream Analytics and move to other solutions. I discussed Palantir earlier, which is something I want to explore in depth because it allows me to accomplish more efficiently compared to solely using Azure. Additionally, the vendors should make the solution more user-friendly, incorporating low-code and no-code features. This is something I wish to explore further.
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Top Industries

By visitors reading reviews
Financial Services Firm
30%
Computer Software Company
12%
Manufacturing Company
7%
Retailer
5%
Computer Software Company
15%
Financial Services Firm
14%
Manufacturing Company
10%
Retailer
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What are the differences between Apache Kafka and IBM MQ?
Apache Kafka is open source and can be used for free. It has very good log management and has a way to store the data used for analytics. Apache Kafka is very good if you have a high number of user...
What do you like most about Apache Kafka?
Apache Kafka is an open-source solution that can be used for messaging or event processing.
What is your experience regarding pricing and costs for Apache Kafka?
The open-source version of Apache Kafka results in minimal costs, mainly linked to accessing documentation and limited support. Enterprises usually opt for the more cost-effective open-source edition.
Which would you choose - Databricks or Azure Stream Analytics?
Databricks is an easy-to-set-up and versatile tool for data management, analysis, and business analytics. For analytics teams that have to interpret data to further the business goals of their orga...
What is your experience regarding pricing and costs for Azure Stream Analytics?
I have no problem with pricing. We sell the data analytics value and operational value to customers, focusing on productivity and efficiency from the cloud, rather than just the infrastructure or p...
What needs improvement with Azure Stream Analytics?
There is a lack of technical support from Microsoft's local office, particularly in Taiwan. We often have to learn online, and language can be a communication barrier since not many IT staff can sp...
 

Also Known As

No data available
ASA
 

Overview

 

Sample Customers

Uber, Netflix, Activision, Spotify, Slack, Pinterest
Rockwell Automation, Milliman, Honeywell Building Solutions, Arcoflex Automation Solutions, Real Madrid C.F., Aerocrine, Ziosk, Tacoma Public Schools, P97 Networks
Find out what your peers are saying about Apache Kafka vs. Azure Stream Analytics and other solutions. Updated: March 2025.
846,617 professionals have used our research since 2012.