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Compare Apache Flink and Apache Kafka 
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At a Glance
Market Segments
Enterprise (50.0% of reviews)
Enterprise (47.5% of reviews)
Entry-Level Pricing
No pricing available
No pricing available
Apache Flink
Star Rating
(16)4.3 out of 5
Market Segments
Enterprise (50.0% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Apache FlinkApache Kafka
Star Rating
(125)4.5 out of 5
Market Segments
Enterprise (47.5% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Apache KafkaSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that Apache Flink excels in real-time processing capabilities, with a score of 9.1, making it a preferred choice for applications requiring immediate data insights. In contrast, Apache Kafka, while strong in messaging, does not focus as heavily on real-time analytics.
- Reviewers mention that Apache Flink's data processing score of 8.9 highlights its robust capabilities in handling complex event processing, whereas Apache Kafka, with a slightly lower emphasis on data processing, is primarily recognized for its messaging and streaming functionalities.
- G2 users indicate that Apache Flink's integration capabilities, scoring 8.9, allow for seamless connections with various data sources, which is crucial for enterprises looking to unify their data streams. Conversely, Apache Kafka, while also strong in integration, scores slightly lower at 8.4, suggesting it may not be as versatile in this area.
- Users on G2 report that Apache Flink's asynchronous messaging feature, rated at 9.0, provides a significant advantage for applications that require non-blocking communication, while Apache Kafka's messaging capabilities, although solid, do not match the same level of flexibility.
- Reviewers mention that Apache Flink's product direction is rated at a perfect 10.0, indicating strong confidence in its future development and support, while Apache Kafka, with a score of 8.7, still shows promise but may not inspire the same level of assurance among users.
- Users say that the quality of support for Apache Flink, rated at 8.3, is generally viewed as responsive and helpful, while Apache Kafka's support, with a score of 7.7, has received mixed reviews, suggesting that users may experience variability in assistance.
Pricing
Entry-Level Pricing
Apache Flink
No pricing availableApache Kafka
No pricing availableFree Trial
Apache Flink
No trial information availableApache Kafka
No trial information availableRatings
Meets Requirements
9.6
12
8.9
90
Ease of Use
8.6
12
8.6
90
Ease of Setup
Not enough data
8.0
28
Ease of Admin
Not enough data
7.8
24
Quality of Support
8.3
11
7.8
81
Has the product been a good partner in doing business?
Not enough data
8.3
20
Product Direction (% positive)
10.0
13
8.8
87
Features by Category
Data
Not enough data
8.8
33
Not enough data
8.7
35
Not enough data
8.9
35
Not enough data
9.0
35
Analytics
Not enough data
8.3
31
Functionality
Not enough data
8.9
52
Not enough data
8.5
49
Not enough data
8.3
45
Not enough data
8.1
49
Integration
Not enough data
8.8
51
Not enough data
8.4
47
Not enough data
8.1
46
Management
Not enough data
8.2
42
Not enough data
8.0
42
Not enough data
8.3
43
Agentic AI - Message Queue (MQ)
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Building Reports
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
Apache Flink and Apache Kafka are categorized as Stream Analytics
Unique Categories
Apache Flink is categorized as Java Web Frameworks
Apache Kafka is categorized as Message Queue (MQ) and Event Stream Processing
Reviews
Reviewers' Company Size
Apache Flink
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Apache Kafka
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Computer Software
25.0%
Telecommunications
12.5%
Financial Services
12.5%
Utilities
6.3%
Sports
6.3%
Other
37.5%
Computer Software
25.0%
Information Technology and Services
18.3%
Financial Services
8.3%
Banking
5.8%
Retail
4.2%
Other
38.3%
Alternatives
Discussions
Apache Flink has no discussions with answers
What is Apache Kafka used for?
2 Comments
RS
I am using Apache Kafka for event Processing. We use it to capture the new events generated by our application in our database. Currently, Kafka streams is...Read more
What is the maximum limit of the number of partitions in a Kafka topic?
1 Comment
CT
The answer is closely related to the version of the Kafka broker that you are running. A reasonably up to date cluster can hold up to 4,000 partitions per...Read more
What is Apache Kafka used for?
1 Comment
DV
It used this Mnemonic to remember what kafka is and what it is used for -
S - Stream Data in Real-Time:
Handles and processes live data (e.g., Uber car...Read more
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