Amazon RDS vs MongoDB Atlas comparison

Amazon Web Services (AWS) and MongoDB are both solutions in the Database as a Service (DBaaS) category. Amazon Web Services (AWS) is ranked #1 with an average rating of 8.2, while MongoDB is ranked #3 with an average rating of 8.3. Amazon Web Services (AWS) holds a 20.1% mindshare in DS, compared to MongoDB’s 13.9% mindshare. Additionally, 98% of Amazon Web Services (AWS) users are willing to recommend the solution, compared to 96% of MongoDB users who would recommend it.

Amazon RDS

Read 57 Amazon RDS reviews

3,673 Views
3,636 Comparison Views

98% willing to recommend

MongoDB Atlas

Read 49 MongoDB Atlas reviews

4,426 Views
3,674 Comparison Views

96% willing to recommend

Amazon RDS

MongoDB Atlas

Comparison Buyer's Guide

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Executive SummaryUpdated on Jul 2, 2025

Amazon RDS and MongoDB Atlas compete in the cloud database management category. MongoDB Atlas appears to have the upper hand due to its flexibility and scalability for unstructured data, which can be more cost-efficient for specific scenarios.

Features: Amazon RDS offers high availability, ease of use, and supports multiple databases while focusing on automation such as backups and performance optimizations. Its serverless options and integration with AWS tools boost operational efficiency. MongoDB Atlas offers a schemaless architecture, flexibility in managing unstructured data, and autoscaling capabilities. It supports cloud-based deployment and provides rich query options with self-managing features.

Room for Improvement: Amazon RDS has challenges with complex migration processes and limited direct database operation control. It could enhance performance monitoring tools and manage pricing to reduce unexpected expenses. MongoDB Atlas faces issues with indexing speed, query optimization, and needs more third-party integrations. The pricing for its support services is high, and improvements in user interface and data management tools are desirable.

Ease of Deployment and Customer Service: Both Amazon RDS and MongoDB Atlas are primarily used in public cloud environments, with RDS also supporting hybrid and on-premises setups. Amazon RDS is noted for its ease of deployment, though its customer support may need additional fees for better services. MongoDB Atlas provides satisfaction in deployment ease, but users seek improvements in customer service responsiveness.

Pricing and ROI: Amazon RDS offers a flexible pay-as-you-go model that can become costly if not managed properly. It reduces the need for a large DBA team, providing positive ROI. MongoDB Atlas features competitive pricing, particularly for unstructured data with its open-source foundation. Nevertheless, users find its support services costly despite emphasizing cost-effectiveness and scalability in cloud deployment.

To learn more, read our detailed Amazon RDS vs. MongoDB Atlas Report (Updated: September 2025).

Buyer's Guide

Amazon RDS vs. MongoDB Atlas

September 2025

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Review summaries and opinions

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

ROI

Sentiment score

3.4

Amazon RDS reduces infrastructure costs, increases agility, offers rapid ROI with pay-as-you-go benefits, and eliminates the need for DBAs.

Sentiment score

8.0

Users achieved strong ROI from MongoDB Atlas through cost savings, fast performance, and efficient cloud-based data management despite high support costs.

No quotes available

For more quotes and insights, download the Amazon RDS report

No quotes available

For more quotes and insights, download the MongoDB Atlas report

Customer Service

Sentiment score

7.9

Amazon RDS support receives mixed feedback, with quality depending on support level, but cost concerns exist, especially for startups.

Sentiment score

7.0

MongoDB Atlas customer service is praised for knowledgeable premium support, with faster responses in higher-tier plans despite some cost concerns.

The documentation is quite good.

Kenan Çiftçi

Corporate Database Architect at a tech services company with 201-500 employees

The official AWS technical support for Amazon RDS is helpful, providing 24/7 assistance for all business support cases with tools such as the health dashboard and AWS trusted advisor.

Baqir Sajjad

AWS Architect at Virtual University

I would rate the support from AWS very high, maybe nine, but it also depends on what kind of support you have signed in your contract, whether the premium support or the standard support.

reviewer2592669

Director Software Engineer at a computer software company with 10,001+ employees

For more quotes and insights, download the Amazon RDS report

I have used them sometimes, even recently, and found the feedback to be spot on our needs.

Luca Botti

Partner at Red software systems

The features of MongoDB Atlas fall short, resulting in an average rating due to higher-expectation features still lacking in its offerings.

Laksiri Bala

DB Architect / Consultant at Virtusa Global

For premium support, I would rate the support of MongoDB Atlas a nine.

Dhiraj Verma

General Manager at Kaleyra

For more quotes and insights, download the MongoDB Atlas report

Scalability Issues

Sentiment score

8.4

Amazon RDS is praised for scalable features, though some note limited autoscaling; supports significant growth for varying demands.

Sentiment score

7.6

MongoDB Atlas effectively scales from gigabytes to terabytes, handling thousands of users, though shard management can be challenging.

Its automated scaling, both in storage and instances, is vital as it eliminates manual interventions.

Samuel Ebite

AICE Graduate at alx_africa

The installation of Amazon RDS is quite easy and quite scalable.

reviewer2592669

Director Software Engineer at a computer software company with 10,001+ employees

Despite being a strong feature, scalability could be improved due to the lack of full functionality in autoscaling.

reviewer2668191

VP engineering at a computer software company with 1,001-5,000 employees

For more quotes and insights, download the Amazon RDS report

It's very much scalable, and I would rate scalability a nine.

Dhiraj Verma

General Manager at Kaleyra

MongoDB Atlas offers sharding as a scalability feature, although it does not perform as well as Oracle.

Laksiri Bala

DB Architect / Consultant at Virtusa Global

For more quotes and insights, download the MongoDB Atlas report

Stability Issues

Sentiment score

8.2

Amazon RDS is widely praised for stability, with high ratings; occasional disruptions occur but recovery is supported by automated snapshots.

Sentiment score

7.9

MongoDB Atlas is highly reliable, efficiently handling workloads with automatic updates, despite minor interface issues, and is user-trusted.

Amazon RDS is very stable when deployed correctly across different zones with the right configurations.

Samuel Ebite

AICE Graduate at alx_africa

It is a stable product overall, with very few issues.

reviewer2668191

VP engineering at a computer software company with 1,001-5,000 employees

Amazon RDS is quite stable, and the SLAs are sort of 99.98%.

reviewer2592669

Director Software Engineer at a computer software company with 10,001+ employees

For more quotes and insights, download the Amazon RDS report

When it comes to OLTP transactions, its performance declines.

Laksiri Bala

DB Architect / Consultant at Virtusa Global

The stability of the product is very high.

Dhiraj Verma

General Manager at Kaleyra

For more quotes and insights, download the MongoDB Atlas report

Room For Improvement

Amazon RDS faces challenges with integration, customization, scalability, support, and requires enhancements in performance, security, and management features.

MongoDB Atlas users seek UI improvements, cost reduction, better integration, scalability, and enhanced security, training, APIs, and support.

Simplifying migration for those transitioning from on-premises to cloud environments.

Samuel Ebite

AICE Graduate at alx_africa

Having native Change Data Capture (CDC) support would be beneficial, allowing for seamless integration with Kafka without relying on external technologies like Debezium.

reviewer2668191

VP engineering at a computer software company with 1,001-5,000 employees

Enabling performance insights to view query formats where the bottlenecks occur, identifying the fixes, slow queries, and missing indexes.

Baqir Sajjad

AWS Architect at Virtual University

For more quotes and insights, download the Amazon RDS report

Enhancing capabilities for data pipelines and visualization dashboards.

Laksiri Bala

DB Architect / Consultant at Virtusa Global

MongoDB Atlas should support containerization.

Dhiraj Verma

General Manager at Kaleyra

For more quotes and insights, download the MongoDB Atlas report

Setup Cost

Amazon RDS is costly yet cost-efficient when optimized, with mixed reviews on pricing predictability and competitor comparisons.

Enterprise buyers find MongoDB Atlas pricing acceptable, yet opinions on cost-effectiveness differ; the free tier enhances its appeal.

While Azure provides great services, long-term plans on AWS are 20% to 30% cheaper.

Karthikeyan Katkam

AWS Engineer at Neurolov.ai

I find the pricing of Amazon RDS fair, as AWS operates on a pay-for-what-you-use model.

Samuel Ebite

AICE Graduate at alx_africa

I rate the price for Amazon as eight on a scale from one to ten.

Kenan Çiftçi

Corporate Database Architect at a tech services company with 201-500 employees

For more quotes and insights, download the Amazon RDS report

For our service, it was around 300 to 600 euros per month, which was acceptable for our customers.

Luca Botti

Partner at Red software systems

The price of MongoDB Atlas is reasonable, which is why many organizations, including mine, are opting for it.

Laksiri Bala

DB Architect / Consultant at Virtusa Global

For more quotes and insights, download the MongoDB Atlas report

Valuable Features

Amazon RDS provides scalable, secure managed databases with automation and supports engines like MySQL and PostgreSQL, streamlining DevOps tasks.

MongoDB Atlas offers speed, flexibility, easy scalability, and advanced features for efficient data management, enhancing performance and reducing costs.

Amazon RDS provides data encryption using services like KMS, crucial for securing high-sensitive data and meeting compliance requirements such as HIPAA or PCI DSS.

Samuel Ebite

AICE Graduate at alx_africa

Database management is effective in Amazon RDS because it offers automated backups, high availability, read replicas, and support from multiple database engineers, while also providing security, monitoring and metrics, scalability.

Baqir Sajjad

AWS Architect at Virtual University

In some cases, we are using the read replica feature, and it does improve our application performance because we do not allow any downstream system to come to the main storage or main databases and perform a query.

reviewer2592669

Director Software Engineer at a computer software company with 10,001+ employees

For more quotes and insights, download the Amazon RDS report

I find MongoDB Atlas highly scalable and easy to use, with very good support.

Luca Botti

Partner at Red software systems

It is particularly useful for unstructured and semi-structured data because of its performance in these areas.

Laksiri Bala

DB Architect / Consultant at Virtusa Global

The most valuable features of MongoDB Atlas in handling large data volumes include collection size and its NoSQL database capabilities.

Dhiraj Verma

General Manager at Kaleyra

For more quotes and insights, download the MongoDB Atlas report

Categories and Ranking

Amazon RDS

Ranking in Database as a Service (DBaaS)

1st

Average Rating

8.4

Reviews Sentiment

7.2

Number of Reviews

Ranking in other categories

No ranking in other categories

MongoDB Atlas

Ranking in Database as a Service (DBaaS)

3rd

Average Rating

8.4

Reviews Sentiment

7.4

Number of Reviews

Ranking in other categories

Managed NoSQL Databases (4th)

Mindshare comparison

As of September 2025, in the Database as a Service (DBaaS) category, the mindshare of Amazon RDS is 20.1%, down from 25.4% compared to the previous year. The mindshare of MongoDB Atlas is 13.9%, down from 16.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.

Database as a Service (DBaaS) Market Share Distribution
Product	Market Share (%)
Amazon RDS	20.1%
MongoDB Atlas	13.9%
Other	66.0%

Database as a Service (DBaaS)

Featured Reviews

Samuel Ebite

AICE Graduate at alx_africa

Ensure high availability with robust encryption and seamless backups

Amazon RDS provides data encryption using services like KMS, crucial for securing high-sensitive data and meeting compliance requirements such as HIPAA or PCI DSS. The best practices we've employed with RDS help design a well-architected framework, encompassing security, encryption, scalability with multi-availability zone deployment, and operational excellence with automated backups. RDS features, such as reserved instances, storage auto-scaling, monitoring with technologies like CloudWatch, and proxies, contribute to cost optimization. The solution enhances security with IAM authentication and offers high availability to end users.

Read full review

Laksiri Bala

DB Architect / Consultant at Virtusa Global

Room for improvement in data handling leads to enhanced cost-effective data management performance

It would be beneficial if MongoDB Atlas could better support OLTP aspects and data frames, as well as enhance its capabilities for data pipelines and visualization dashboards. Furthermore, supporting the medallion architecture could be a valuable addition, and incorporating improved spatial and vector handling for geographical data could make it more competitive. Enhancing vector processing for AI capabilities would also be critical.

Read full review

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Top Industries

By visitors reading reviews

Computer Software Company

14%

Financial Services Firm

13%

University

Manufacturing Company

Computer Software Company

16%

Financial Services Firm

13%

Manufacturing Company

Comms Service Provider

Company Size

By reviewers

Large Enterprise

Midsize Enterprise

Small Business

By reviewers
Company Size	Count
Small Business	22
Midsize Enterprise	14
Large Enterprise	23

By reviewers
Company Size	Count
Small Business	22
Midsize Enterprise	10
Large Enterprise	20

Questions from the Community

What do you like most about Amazon RDS?

The product's installation phase is easy.

See all answers

What is your experience regarding pricing and costs for Amazon RDS?

The pricing for Amazon RDS is reasonable.

See all answers

What needs improvement with Amazon RDS?

User interface needs improvement for using IPS and cloud watch to scale and utilize read replicas, enabling performance insights to view query formats where the bottlenecks occur, identifying the f...

See all answers

What do you like most about MongoDB Atlas?

There are many valuable features, but scalability stands out. It can scale across zones. You can define multiple nodes. They have also partnered with AWS, offering great service with multiple featu...

See all answers

What is your experience regarding pricing and costs for MongoDB Atlas?

The price of MongoDB Atlas is reasonable, which is why many organizations, including mine, are opting for it.

See all answers

What needs improvement with MongoDB Atlas?

There is nothing about MongoDB Atlas I would like to improve or any weak points at this time. I have not thought through what other features I would like to see included in future updates. MongoDB ...

See all answers

Comparisons

Google Cloud SQL vs Amazon RDS

Compared 18% of the time

Oracle Database as a Service vs Amazon RDS

Compared 16% of the time

Microsoft Azure SQL Database vs Amazon RDS

Compared 13% of the time

Oracle Exadata Cloud at Customer vs Amazon RDS

Compared 6% of the time

Google Cloud Spanner vs Amazon RDS

Compared 6% of the time

More Amazon RDS Competitors

Microsoft Azure SQL Database vs MongoDB Atlas

Compared 11% of the time

MongoDB Enterprise Advanced vs MongoDB Atlas

Compared 9% of the time

Google Cloud SQL vs MongoDB Atlas

Compared 8% of the time

Amazon DocumentDB vs MongoDB Atlas

Compared 7% of the time

Google Cloud Firestore vs MongoDB Atlas

Compared 6% of the time

More MongoDB Atlas Competitors

Product Reports

Buyer's Guide

Amazon RDS

September 2025

Download Amazon RDS product report

Buyer's Guide

MongoDB Atlas

August 2025

Download MongoDB Atlas product report

Also Known As

RDS

Atlas, MongoDB Atlas (pay-as-you-go)

Overview

Amazon Relational Database Service (Amazon RDS) is a web service that makes it easier to set up, operate, and scale a relational database in the cloud. It provides cost-efficient, resizeable capacity for an industry-standard relational database and manages common database administration tasks.

Amazon Web Services (AWS)

MongoDB Atlas stands out with its schemaless architecture, scalability, and user-friendly design. It simplifies data management with automatic scaling and seamless integration, providing dynamic solutions for diverse industries.

MongoDB Atlas offers a cloud-based platform valued for its seamless integration capabilities and high-performance data visualization. It features advanced security options such as encryption and role-based access control alongside flexible data storage and efficient indexing. Users benefit from its robust API support and the ability to manage the platform without an extensive setup process. Feedback suggests improvements are needed in usability, query performance, security options, and third-party tool compatibility. While pricing and support services could be more economical, there is a demand for enhanced real-time monitoring and comprehensive dashboards, as well as advanced containerization and scalability options supporting complex database structures.

What are the key features of MongoDB Atlas?

Schemaless Architecture: Flexible data storage without predefined structure.
Automatic Scaling: Dynamically adjusts resources to meet demand.
Advanced Security: Encryption and role-based access control.
User-Friendly Interface: Simplified management and operation.
Robust API Support: Facilitates integration with applications.

What benefits should you consider in a solution like MongoDB Atlas?

Cost-Effective Management: Minimizes setup and operational costs.
Dynamic Data Management: Adapts to varying business demands.
Seamless Integration: Connects easily with other tools and frameworks.
High Performance: Optimized for real-time data processing and visualization.
Reliable Support: Accessible assistance and comprehensive documentation.

In healthcare and finance, MongoDB Atlas manages payment transactions and facilitates real-time analytics, powering SaaS solutions and storing large volumes of user data. It enhances scalability, performance, and security for cloud hosting, IoT integrations, and Node.js environments, widely favored for its flexibility and capability to support microservices.

MongoDB

Sample Customers

Edmodo

Wells Fargo, Forbes, Ulta Beauty, Bosch, Sanoma, Current (a Digital Bank), ASAP Log, SBB, Zebra Technologies, Radial, Kovai, Eni, Accuhit, Cognigy, and Payload.

Buyer's Guide

Amazon RDS vs. MongoDB Atlas

September 2025

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