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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 solution is good for on-premise deployments."
"The solution’s scalability, usability, and availability are valuable to us."
"The most valuable features of Amazon RDS are its scalability, reliability, and intelligence."
"It significantly reduces database management overhead."
"I appreciate how Amazon RDS allows me to choose the kind of database I want."
"Encryption is the most valuable feature."
"Amazon RDS is a scalable solution."
"The solution has unique features like backup and recovery, and snapshots. It upgrades automatically. The solution offers easy analytics concerning performance metrics. Its reliability and scalability are very good. The tool's most valuable features are disaster recovery, high availability and scalability."
"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."
"The solution is stable and reliable."
"The application deployment in the cloud is the best feature of the infrastructure."
"Google Cloud Spanner is stable."
"It is a very scalable solution."
"We can scale the solution if we need to."
 

Cons

"When you are using it for the first time, it is a little bit hard to configure. The first-time configuration is not very easy. It should be easier to configure. Its installation should also be simpler. Currently, its installation is very complex. With SQL Server, we have access to the SQL Server analysis services and reporting services, but such services are not available with Amazon RDS."
"Currently, we are using Fargate. Instead of that, we are planning to use EC2 instances, but we are facing some problems, and we are unable to enable NAT gateway for Elastic Load Balancer. When we enable auto-scaling, the instance count increases, and we get IP addresses dynamically. We need to whitelist the IPs of these instances, but there is no option to whitelist those IPs in Amazon RDS. We need one static IP that we can assign to ELB so that we can whitelist this IP."
"They could provide better integration for the solution with Microsoft products."
"I feel Amazon RDS should have a lot of functionalities to make monitoring within the database easier."
"The solution could improve the administration tools."
"User interface needs improvement for using IPS and CloudWatch to scale and utilize read replicas, enabling performance insights to view query formats where the bottlenecks occur, identifying the fixes, slow queries, and missing indexes, improving the security and monitoring with alerts."
"Amazon has a policy of automatically restarting the server every seven days."
"I like using Amazon RDS because it offers quick operations for me. However, there are times when understanding how to use some of the services can be challenging, even with documentation. If I could add a feature, I'd improve navigation for related services."
"The tool needs to improve horizontal scaling."
"The cost can be a bit high."
"The tool lacks to offer AI features."
"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."
"I want to improve the deployment of cameras and surveillance infrastructure."
 

Pricing and Cost Advice

"Amazon RDS is an expensive solution."
"We are paying for a service license."
"The solution's price is good."
"Amazon RDS is cheaper compared to other tools."
"The product is expensive."
"Amazon RDS is not a very expensive solution."
"The prices for different regions are different."
"Licensing fees are paid on an annual basis."
"Price-wise, I heard that Google Cloud Spanner is on the higher side."
"The solution is expensive."
"It is expensive."
"Google Cloud Spanner is an expensive solution."
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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...
What is your experience regarding pricing and costs for Google Cloud Spanner?
Price-wise, I heard that Google Cloud Spanner is on the higher side. I am not sure if this is a rumor or if it's fake news, but I believe that having BigQuery and GCP together could be a little cos...
What needs improvement with Google Cloud Spanner?
The tool lacks to offer AI features. In the future, I would like the product to offer AI features to users. Nowadays, we are creating small acronyms for our SQL Server. We put some templates. If I ...
 

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.
908,344 professionals have used our research since 2012.