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Amazon SimpleDB 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

Amazon SimpleDB
Ranking in NoSQL Databases
19th
Average Rating
8.0
Reviews Sentiment
7.6
Number of Reviews
1
Ranking in other categories
Non-Relational Databases (6th)
Redis
Ranking in NoSQL Databases
3rd
Average Rating
8.8
Reviews Sentiment
6.6
Number of Reviews
26
Ranking in other categories
Managed NoSQL Databases (5th), In-Memory Data Store Services (1st), Vector Databases (3rd), AI Software Development (9th)
 

Mindshare comparison

As of August 2026, in the NoSQL Databases category, the mindshare of Amazon SimpleDB is 0.7%, up from 0.1% compared to the previous year. The mindshare of Redis is 8.3%, down from 9.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
NoSQL Databases Mindshare Distribution
ProductMindshare (%)
Redis8.3%
Amazon SimpleDB0.7%
Other91.0%
NoSQL Databases
 

Featured Reviews

BV
SAP Senior Architect at Cognizant
Adapting to changing data needs with reduced development time and schema flexibility
Amazon SimpleDB is beneficial to me due to its reduced development time, adaptability, improved agility, and its ability to handle unstructured data. It also offers schema flexibility, which aids me in documentation, version control, modular design, data normalization, and denormalization. With this, I have a clear understanding of the data, considering future challenges, and designing for expansion.
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

"Amazon SimpleDB is beneficial to me due to its reduced development time, adaptability, improved agility, and its ability to handle unstructured data."
"The online interface is very fast and easy to use."
"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."
"Redis is good for distributed caching management."
"I find Redis valuable primarily for its caching capabilities, particularly in handling cache requests effectively. Its simplicity in managing key-value pairs for caching is one of its strengths, making it a preferred choice over more complex databases like MongoDB for specific use cases. However, I haven't explored Redis extensively for managing complex data structures beyond caching, as MongoDB might be more suitable for such scenarios."
"The solution's technical support team is good...The solution's initial setup process was straightforward."
"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."
"Redis has multiple valuable features such as being a free and reliable open-source tool."
"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."
 

Cons

"The ability to adapt database structures like tables and data types to changing data requirements without causing major disruptions or extensive code changes is an area where I feel improvement is needed."
"There is room for AWS to provide more options for server types or a way to configure more or less memory for them."
"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."
"There is a lack of documentation on the scalability of the solution."
"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."
"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."
"If we use a lot of data, it will eventually cost us a lot."
"Sometimes, we use Redis as a cluster, and the clusters can sometimes suffer some issues and bring some downtime to your application."
 

Pricing and Cost Advice

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

By visitors reading reviews
No data available
Financial Services Firm
23%
Computer Software Company
9%
Comms Service Provider
7%
University
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business13
Midsize Enterprise6
Large Enterprise10
 

Questions from the Community

What is your experience regarding pricing and costs for Amazon SimpleDB?
I find the price of Amazon SimpleDB to be relatively high compared to other solutions available in the market like Microsoft and other cloud services.
What needs improvement with Amazon SimpleDB?
The ability to adapt database structures like tables and data types to changing data requirements without causing major disruptions or extensive code changes is an area where I feel improvement is ...
What is your primary use case for Amazon SimpleDB?
I use Amazon SimpleDB for managing my SAP database.
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...
 

Comparisons

 

Also Known As

SimpleDB
Redis Enterprise
 

Overview

 

Sample Customers

Livemocha
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Find out what your peers are saying about Microsoft, MongoDB, Redis and others in NoSQL Databases. Updated: August 2026.
911,549 professionals have used our research since 2012.