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Oracle Coherence vs Redis comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Mar 15, 2026

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

Oracle Coherence
Ranking in In-Memory Data Store Services
3rd
Average Rating
7.8
Reviews Sentiment
5.8
Number of Reviews
31
Ranking in other categories
Database Development and Management (9th)
Redis
Ranking in In-Memory Data Store Services
1st
Average Rating
8.8
Reviews Sentiment
6.6
Number of Reviews
26
Ranking in other categories
NoSQL Databases (3rd), Managed NoSQL Databases (5th), Vector Databases (4th), AI Software Development (9th)
 

Mindshare comparison

As of September 2026, in the In-Memory Data Store Services category, the mindshare of Oracle Coherence is 7.3%, down from 12.1% compared to the previous year. The mindshare of Redis is 21.7%, up from 20.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
In-Memory Data Store Services Mindshare Distribution
ProductMindshare (%)
Redis21.7%
Oracle Coherence7.3%
Other71.0%
In-Memory Data Store Services
 

Featured Reviews

SS
Data Engineer at a financial services firm with 10,001+ employees
Facilitating real-time business insights with enhanced data querying
Coherence is beneficial due to its multi-indexing to the same object and filtering based on data attributes within the object, followed by aggregation. These features facilitate querying data with multiple keys rather than just a single key. Its real-time data processing capabilities provide insights for business decisions with up-to-date information.
RituRaj - PeerSpot reviewer
SDE 2 at Virtusa
Caching has improved response times and reduces database load for high-traffic applications
Redis is very reliable, but it could be improved in areas such as monitoring, debugging, and feasibility into memory use. Better built-in tools for observability would help teams manage it more effectively at scale. Managing memory efficiently and troubleshooting issues can sometimes require additional tooling, so these areas can also be improved.One practical challenge I experienced is managing memory efficiently. Since Redis is in-memory, we need to carefully configure eviction policies and monitor usage. Debugging cache-related issues such as stale data or cache invalidation can sometimes be tricky. Additionally, tuning memory usage and eviction policies needs to be planned very carefully.

Quotes from Members

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

Pros

"A single logical cache scattered across various geographies ensured we had only one cache to look against (location transparency) at the same time, ensuring high availability."
"It can handle an extremely high volume of data."
"We are storing information from one of our applications; this allows us to answer requests in milliseconds, while the application would take seconds to answer requests from clients."
"For high-end solutions, involving advanced features, Coherence outstands competitors, fully justifying its price tag."
"Basically reducing response times to extremely small latencies in their apps."
"A robust standalone caching solution that prioritized speed of data serialization and data integrity was a must, and Coherence delivered on that front."
"It was suited for stock exchange marketing software, improved performance."
"Coherence is beneficial due to its multi-indexing to the same object and filtering based on data attributes within the object, followed by aggregation."
"Redis is a simple service that does what it promises."
"The ability to fetch and save data quickly is valuable."
"The best thing about Redis is its ability to handle large amounts of data without frequently hitting the database. You can store data in temporary memory, especially for high-volume data."
"The solution's technical support team is good...The solution's initial setup process was straightforward."
"Redis acts as an in-memory search tool that improves the speed of operations, allowing for quicker data retrieval and enhancing the performance of applications."
"It makes operations more efficient. The information processing is very fast, and very responsive. It's all about the technology."
"Redis is a powerful and reliable tool for improving application performance."
"Redis is better tested and is used by large companies. I haven't found a direct alternative to what Redis offers. Plus, there are a lot of support and learning resources available, which help you use Redis efficiently."
 

Cons

"The cross-site or cross-data center replication seems slow. This can be improved."
"It is very expensive. It might not work well for small business people."
"Complexity being a huge contributor to risk/cost for projects, I am more likely to use other products as a result."
"Coherence failed to live up to its SLA by not being able to recover but getting into a state where new nodes were created when the old ones were still there but for some reason no longer recognized as being part of the cluster."
"The product is the best, but it's absurdly expensive because licensing is according to the number of CPUs."
"I would like to see a more modern API like Hazelcast or Infinispan."
"The initial setup is complex and time-consuming."
"Configuration is too complex."
"The only thing is the lack of a GUI application. There was a time when we needed to resolve an issue in production. If we had a GUI, it would have been easier."
"If we use a lot of data, it will eventually cost us a lot."
"Making management easier, especially for teams operating large Redis clusters, would be helpful."
"There is a lack of documentation on the scalability of the solution."
"It's actually quite expensive."
"The development of clusters could improve. Additionally, it would be helpful if it was integrated with Amazon AWS or Google Cloud."
"Managing memory efficiently and troubleshooting issues can sometimes require additional tooling, so these areas can also be improved."
"In future releases, I would like Redis to provide its users with an option like schema validation. Currently, the solution lacks to offer such functionality."
 

Pricing and Cost Advice

Information not available
"The tool is open-source. There are no additional costs."
"Redis is an open-source solution. There are not any hidden fees."
"Redis is not an overpriced solution."
"Redis is an open-source product."
"We saw an ROI. It made the processing of our transactions faster."
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Top Industries

By visitors reading reviews
Financial Services Firm
25%
Outsourcing Company
12%
Computer Software Company
6%
Comms Service Provider
6%
Financial Services Firm
22%
Computer Software Company
9%
Comms Service Provider
7%
University
5%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise3
Large Enterprise23
By reviewers
Company SizeCount
Small Business13
Midsize Enterprise6
Large Enterprise10
 

Questions from the Community

What needs improvement with Oracle Coherence?
The WebLogic Management is quite cumbersome. The initial setup is complex and time-consuming.
What is your primary use case for Oracle Coherence?
I utilize Coherence for data solutions in the financial industry. Its primary use case includes plain lookup, indexing, filtering, and aggregation.
What advice do you have for others considering Oracle Coherence?
I recommend Coherence, as I don't have any product issues. The main concerns are high pricing and a complex initial setup. Overall, I would rate Coherence as an eight out of ten.
What needs improvement with Redis?
Making management easier, especially for teams operating large Redis clusters, would be helpful. More advanced built-in observability, performance insights, and automated recommendations would help...
What is your primary use case for Redis?
Redis is used primarily as a caching layer to provide a high-performance caching solution that improves application response times and reduces load on backend services and databases. We use it main...
What advice do you have for others considering Redis?
There are a couple of things to consider when using Redis. It is a supporting layer, not a main database. Identifying specific use cases where Redis can provide the most value, such as caching, ses...
 

Also Known As

Coherence
Redis Enterprise
 

Overview

 

Sample Customers

Industrial Bank of Korea, Hotelbeds, Canon Inc., Verizon, Securitas Direct Espa_a, S.A.U., CetelemEspa_aGrupo BNP Paribas, Telus
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Find out what your peers are saying about Oracle Coherence vs. Redis and other solutions. Updated: September 2026.
913,806 professionals have used our research since 2012.