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Redis vs ScyllaDB comparison

 

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

Redis
Ranking in NoSQL Databases
3rd
Average Rating
8.8
Reviews Sentiment
6.6
Number of Reviews
27
Ranking in other categories
Managed NoSQL Databases (6th), In-Memory Data Store Services (1st), Vector Databases (3rd), AI Software Development (9th)
ScyllaDB
Ranking in NoSQL Databases
7th
Average Rating
7.8
Reviews Sentiment
7.0
Number of Reviews
12
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of July 2026, in the NoSQL Databases category, the mindshare of Redis is 8.4%, up from 8.4% compared to the previous year. The mindshare of ScyllaDB is 6.1%, down from 10.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
NoSQL Databases Mindshare Distribution
ProductMindshare (%)
Redis8.4%
ScyllaDB6.1%
Other85.5%
NoSQL Databases
 

Featured Reviews

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.
Manikandan Gunasekaran - PeerSpot reviewer
Director of Engineering at Ola
Reliable data management with great reliability and performance
From a sales pitch standpoint, it needs to deliver on promises of better ROI and compaction. Additionally, ticketing and support systems could be improved due to the time it takes to get answers. There's also an issue with compatibility when attempting to switch back from the enterprise to the community version.

Quotes from Members

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

Pros

"Redis has multiple valuable features such as being a free and reliable open-source tool."
"Redis provides an easy setup and operation process, allowing users to quickly connect and use it without hassle."
"Redis has had a positive impact by improving application performance, reducing database load, and making the system more scalable."
"The in-memory data makes it fast."
"The solution is fast, provides good performance, and is not too expensive."
"What I like best about Redis is its fast and easy use. It has interesting algorithms like HyperLogLog and provides useful features. It's also good for implementing scalable rate limiting."
"The most valuable features of Redis are its ease of use and speed. It does not have access to the disc and it is fast."
"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."
"Scalability in performance is good."
"ScyllaDB allows fine-tuning of the table structure. Speed is probably the most critical factor because we perform a lot of heavy data ingestion. One of its core features is its ability to handle high volumes and maintain speed when accessing data. Additionally, high availability and partitioning are built-in features of ScyllaDB."
"The product's most valuable features are efficiency and reliability."
"I like how fast it is to query data from the ScyllaDB node!"
"Firstly, if I update something, it's most likely to finish within milliseconds."
"ScyllaDB is fast and reliable. It has good performance."
"The database is easy to use, fast, and accessible for applications because the API is straightforward."
"The performance aspects of Scylla are good, as always... A good point about Scylla is that it can be used extensively."
 

Cons

"The tool should improve by increasing its size limits and handling dynamic data better. We use the client ID or associate it with a key for static content. The solution will not be easy for a beginner. Unless you understand SQL data, it will be difficult to understand and use Redis. It also needs to be user-friendly."
"If we use a lot of data, it will eventually cost us a lot."
"Redis could improve its efficiency in handling locally stored data, not just Amazon Cloud or Google Cloud."
"The first challenge is memory limitations, as Redis is primarily in-memory, making memory usage a key constraint."
"It's actually quite expensive."
"The initial setup took some time as our technical team needed to familiarize themselves with Redis."
"Redis presents a single point of failure and lacks fault tolerance."
"Redis could be improved by introducing a GUI to display key-value pair database information, as it is currently a CLI tool with no visual representation."
"Some of the regular commands in NoSQL do not work."
"Support and the availability of support need improvement. I would give them a six out of ten."
"We've had occasional performance challenges that required resource adjustments or optimizations in our interaction with the platform."
"We faced several challenges while integrating ScyllaDB into our AWS environment. One common issue was that a security port wasn’t opened on one node, preventingdata synchronization across clusters. We noticed the data wasn’t syncing correctly when we saw different record counts in other regions. After investigating, we found that the port was closed in one AWS region. Once we opened the port, the data synchronization across all nodes resumed as expected."
"If you don't have the best computing resources, then it's not easy to set up. In such cases, we have to run ScyllaDB in developer mode."
"It seems we have better options available. So probably don't go for ScyllaDB. The reason is, first, it's very high. It's not as straightforward as, like, Postgres or ClickHouse to set up. It requires a complex setup."
"ScyllaDB needs to improve its handling of transactions."
"The product needs to add more features and improve the response time of the support team."
 

Pricing and Cost Advice

"Redis is an open-source product."
"The tool is open-source. There are no additional costs."
"Redis is not an overpriced solution."
"Redis is an open-source solution. There are not any hidden fees."
"We saw an ROI. It made the processing of our transactions faster."
"It is an expensive tool compared to its competitor."
"I believe that there is a yearly licensing cost and that it's expensive."
"It's free."
"The paid version of ScyllaDB is not that expensive. The main advantage of the paid version is direct support from the ScyllaDB team, which can resolve issues faster—typically within a day, compared to two to three days with the free version. The paid version also offers better guidance and support, while the free version has good documentation and is more high-level. I’d rate their support team nine out of ten because of the quick responses from their community."
"It's a bit expensive."
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Top Industries

By visitors reading reviews
Financial Services Firm
23%
Computer Software Company
10%
Comms Service Provider
6%
University
6%
Outsourcing Company
14%
Comms Service Provider
9%
Financial Services Firm
8%
Transportation Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business13
Midsize Enterprise6
Large Enterprise10
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise8
 

Questions from the Community

What needs improvement with Redis?
I have faced a few challenges and limitations with Redis. Although it is extremely powerful, there are challenges and areas for improvement depending on the use case. The first challenge is memory ...
What is your primary use case for Redis?
The main use case for Redis is caching. Caching is the primary purpose of using Redis for my organization, as I use it to cache frequently accessed data to improve application performance and reduc...
What advice do you have for others considering Redis?
If somebody is looking to use Redis, it is much easier and more scalable for making most database queries faster, especially for repeated pages while fetching data. It helps tremendously in handlin...
What is your experience regarding pricing and costs for Scylla?
From what I’ve seen (and experienced), ScyllaDB pricing is very dependent on how you deploy it, and that’s where most of the confusion comes from.
What needs improvement with Scylla?
From a sales pitch standpoint, it needs to deliver on promises of better ROI and compaction. Additionally, ticketing and support systems could be improved due to the time it takes to get answers. T...
What is your primary use case for Scylla?
We dump a lot of our data, such as every entry created with respect to when a user rides a scooter, every record gets updated to ScyllaDB. It is used as a single source of truth and it manages mass...
 

Comparisons

 

Also Known As

Redis Enterprise
No data available
 

Overview

 

Sample Customers

1. Twitter 2. GitHub 3. StackOverflow 4. Pinterest 5. Snapchat 6. Craigslist 7. Digg 8. Weibo 9. Airbnb 10. Uber 11. Slack 12. Trello 13. Shopify 14. Coursera 15. Medium 16. Twitch 17. Foursquare 18. Meetup 19. Kickstarter 20. Docker 21. Heroku 22. Bitbucket 23. Groupon 24. Flipboard 25. SoundCloud 26. BuzzFeed 27. Disqus 28. The New York Times 29. Walmart 30. Nike 31. Sony 32. Philips
IBM, Investing.com, mParticle, Comcast, GE, Fanatics, Ola, CERN, adgear, Samsung
Find out what your peers are saying about Redis vs. ScyllaDB and other solutions. Updated: June 2026.
907,664 professionals have used our research since 2012.