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Amazon RDS vs Google Cloud Spanner comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jun 3, 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 RDS
Ranking in Database as a Service (DBaaS)
2nd
Average Rating
8.4
Reviews Sentiment
6.7
Number of Reviews
59
Ranking in other categories
Relational Databases Tools (8th)
Google Cloud Spanner
Ranking in Database as a Service (DBaaS)
8th
Average Rating
9.2
Reviews Sentiment
7.8
Number of Reviews
5
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the Database as a Service (DBaaS) category, the mindshare of Amazon RDS is 12.6%, down from 22.2% compared to the previous year. The mindshare of Google Cloud Spanner is 7.3%, up from 5.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Database as a Service (DBaaS) Mindshare Distribution
ProductMindshare (%)
Amazon RDS12.6%
Google Cloud Spanner7.3%
Other80.1%
Database as a Service (DBaaS)
 

Featured Reviews

reviewer2592669 - PeerSpot reviewer
Director Software Engineer at a computer software company with 10,001+ employees
Positive experiences with database services, with minor room for feature enhancements observed
I don't really see any disadvantages of Amazon RDS. With Oracle, I think AWS doesn't provide the RAC stability. If you have Oracle installed in your own data centers, you can set up various clusters and we can set up the RACs, but in Amazon RDS, we cannot have the RAC feature of Oracle. They could add that feature. Amazon RDS has limitations regarding RAC. If we talk about installing Oracle in RDS, we cannot have the RAC, but if you deploy Oracle on GCP, then there is probably the RAC feature available. I observed that around two or three years back, but I'm not sure whether they have added the RAC feature in AWS. Amazon RDS is expensive compared to GCP. GCP also has the same features, and although it is quite extensive and feature-rich, I see Amazon RDS as slightly expensive compared to other clouds.
Ethan Lo - PeerSpot reviewer
Infrastructuer Security at Premise Data
A stable and scalable relational database that ensures a return on investment for its users
The most valuable feature of the solution is its scalability. Scalability comes with two options, among which Google Cloud Spanner can scale horizontally, compared to other relational databases that scale vertically. You can change Google Cloud Spanner's resource configuration, which is done through processing units. Suppose you set up Google Cloud Spanner initially with a hundred processing units, and then you run out of resources since your database used too much CPU. In the aforementioned scenario, you can scale up or down and face no downtime in the production phase. The solution's features are important when running a company twenty-four hours, seven days a week.

Quotes from Members

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

Pros

"The most valuable feature of Amazon RDS is its performance."
"It offers an easy-to-use interface that allows me to monitor instances and update necessary features conveniently."
"The initial setup is straightforward, and technical support is good."
"It's very useful to save customer's data in a secure manner, we can easily handle all the customer records with encryption mode."
"The dashboard and performance are the most valuable features of Amazon RDS."
"The IT is easy to set up, which is the best."
"Amazon RDS is easy to manage, and it has customizable performance, high availability, and duality."
"For me, RDS is a great solution, and I like that Amazon RDS is a very simple solution to implement and to start using."
"Google Cloud Spanner is stable."
"We can scale the solution if we need to."
"The application deployment in the cloud is the best feature of the infrastructure."
"The solution is stable and reliable."
"It is a very scalable solution."
"The most valuable feature of the solution is its scalability. Scalability comes with two options, among which Google Cloud Spanner can scale horizontally, compared to other relational databases that scale vertically."
 

Cons

"I feel Amazon RDS should have a lot of functionalities to make monitoring within the database easier."
"The security features could be improved."
"I also don't think it's very scalable."
"You can only get access from the sales support. That means if you want to buy something or renew your subscription or upgrade, all these services are easily available. Yet, if you would like to get some technical support, you have to pay for it. You have to pay for an additional subscription."
"Perhaps more platforms in terms of database engine versions would be beneficial."
"In the next release, it would be great to see RDS provide connection pooling out of the box."
"The setup might be a bit challenging for multi-level applications."
"They could provide better integration for the solution with Microsoft products."
"The tool needs to improve horizontal scaling."
"Google came up with something called Cloud Spanner Emulator, which fails to work like the real product if I want to develop some code and run a database locally on my machine."
"The tool lacks to offer AI features."
"I want to improve the deployment of cameras and surveillance infrastructure."
"The cost can be a bit high."
 

Pricing and Cost Advice

"if you don't know how to optimize and use your tool properly, the cost might hurt you."
"The solution is expensive."
"The platform pricing is on the higher side, but given its capabilities and ease of use, it remains competitive."
"The prices for different regions are different."
"The price of Amazon RDS is expensive."
"The cost is manageable because you can see the expense associated with each instance and utilize tools for tagging and cost control."
"The cost of using this solution is similar to that of having your own data center."
"On a scale from one to ten, where ten is the most expensive, and one is the cheapest, I rate the solution's pricing a seven out of ten."
"Google Cloud Spanner is an expensive solution."
"It is expensive."
"Price-wise, I heard that Google Cloud Spanner is on the higher side."
"The solution is expensive."
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Top Industries

By visitors reading reviews
Construction Company
10%
Financial Services Firm
10%
Computer Software Company
8%
University
7%
Financial Services Firm
25%
Healthcare Company
9%
Computer Software Company
8%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business23
Midsize Enterprise16
Large Enterprise24
No data available
 

Questions from the Community

What needs improvement with Amazon RDS?
I think Amazon RDS can be improved or enhanced if it can be implemented with other monitoring tools such as Percona. Currently, I am trying to add Percona monitoring for monitoring in addition to i...
What is your primary use case for Amazon RDS?
Amazon RDS is typically used for AI applications. I am developing it for an AI recruitment agent and for collecting data for HRIS, Software as a Service for a workforce as a service, and storing data.
What is your primary use case for Google Cloud Spanner?
Google Cloud Spanner has all the features of a traditional relational database, including schemas, SQL queries, ACID transactions, and provides excellent integration and monitoring tools as well as...
 

Also Known As

RDS
Google Spanner
 

Overview

 

Sample Customers

Edmodo
Streak, Optiva, Mixpanel
Find out what your peers are saying about Amazon RDS vs. Google Cloud Spanner and other solutions. Updated: August 2026.
910,564 professionals have used our research since 2012.