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Amazon DynamoDB vs MongoDB Atlas comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Mar 3, 2025

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
6.7
Amazon DynamoDB saves time, enhances operations with reliability, scalability, but increasing expenses vary based on platform integration.
Sentiment score
7.9
Organizations benefit from MongoDB Atlas through cost savings, engineering efficiency, enhanced performance, and reduced operational costs despite support concerns.
AWS makes money from Amazon DynamoDB, and our involvement is more about professional services engagement.
 

Customer Service

Sentiment score
7.1
Amazon DynamoDB's support is praised for responsiveness and expertise, with documentation often helpful for resolving issues independently.
Sentiment score
6.9
MongoDB Atlas support is praised for expertise and responsiveness but criticized for cost and occasional first-level support delays.
Technical support is quite good, with a rating of eight out of ten.
The features of MongoDB Atlas fall short, resulting in an average rating due to higher-expectation features still lacking in its offerings.
I have used them sometimes, even recently, and found the feedback to be spot on our needs.
 

Scalability Issues

Sentiment score
8.0
Amazon DynamoDB is highly scalable, efficiently handling diverse workloads, though users occasionally face data size limitations.
Sentiment score
7.6
MongoDB Atlas offers scalable, reliable, and easy-to-use data solutions, accommodating growth with high ratings despite some technical challenges.
Scalability is the most valuable feature, and I rate it a ten out of ten.
MongoDB Atlas offers sharding as a scalability feature, although it does not perform as well as Oracle.
 

Stability Issues

Sentiment score
8.3
Amazon DynamoDB is highly stable, handling data scaling without latency, though rare downtime may occur during high-profile incidents.
Sentiment score
7.9
MongoDB Atlas offers stable performance with auto-scaling, despite occasional UI issues, and supports critical applications effectively.
When it comes to OLTP transactions, its performance declines.
 

Room For Improvement

Improving DynamoDB involves better documentation, user interface, encryption, query optimization, indexing, backup, pricing flexibility, and cross-region consistency.
MongoDB Atlas requires enhanced UI, optimized processes, better integration, security, performance improvements, and user-friendly documentation and support.
The user interface could be improved to make it more intuitive.
Enhancing vector processing for AI capabilities would also be critical.
 

Setup Cost

Amazon DynamoDB offers cost-effective, usage-based pricing, though costs may rise for high-volume demands compared to relational databases.
MongoDB Atlas is competitively priced with flexible pay-as-you-go options, though technical support can be costly.
For our service, it was around 300 to 600 euros per month, which was acceptable for our customers.
The price of MongoDB Atlas is reasonable, which is why many organizations, including mine, are opting for it.
 

Valuable Features

Amazon DynamoDB offers scalable, high-speed NoSQL performance, seamless AWS integration, and cost-efficient usage-based pricing without infrastructure management.
MongoDB Atlas excels in scalability, user-friendliness, security, and cost-effectiveness, supporting diverse workloads with seamless integrations and robust performance.
Scalability has significantly enhanced data retrieval speeds.
I find MongoDB Atlas highly scalable and easy to use, with very good support.
It is particularly useful for unstructured and semi-structured data because of its performance in these areas.
 

Categories and Ranking

Amazon DynamoDB
Ranking in Managed NoSQL Databases
2nd
Average Rating
8.2
Reviews Sentiment
6.4
Number of Reviews
42
Ranking in other categories
No ranking in other categories
MongoDB Atlas
Ranking in Managed NoSQL Databases
6th
Average Rating
8.4
Reviews Sentiment
7.4
Number of Reviews
48
Ranking in other categories
Database as a Service (DBaaS) (3rd)
 

Mindshare comparison

As of April 2025, in the Managed NoSQL Databases category, the mindshare of Amazon DynamoDB is 17.6%, down from 26.1% compared to the previous year. The mindshare of MongoDB Atlas is 5.7%. It is calculated based on PeerSpot user engagement data.
Managed NoSQL Databases
 

Featured Reviews

Prabin Silwal - PeerSpot reviewer
Offers exceptional performance to users
Previously, when in my company, we used to store 64 KB of data, we used to get problems and errors, and due to such reason, at such a point in time, we had to find a different storage system or modify the system so that the size of the value is not more than 64 KB. The main aforementioned issue in the tool can be considered for improvement for Amazon DynamoDB. In our company, we have some data which can be stored as we want. Previously, only 64 KB could be used, and later, I think, it was about 400 KB. If the tool could have an additional 10 MB to offer, then the tool could be easier to use. The tool is a key value storage, where the key will be long. In terms of value, we couldn't store more than 64 kb previously in the tool, but later on, it was increased to 400 KB, which is a limitation that I don't like in the tool.
Laksiri Bala - PeerSpot reviewer
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.
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Top Industries

By visitors reading reviews
Computer Software Company
23%
Financial Services Firm
21%
Manufacturing Company
7%
Comms Service Provider
4%
Computer Software Company
19%
Financial Services Firm
16%
Comms Service Provider
6%
Manufacturing Company
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What needs improvement with Amazon DynamoDB?
There is nothing that I can think of for improvements.
What is your primary use case for Amazon DynamoDB?
My company has a fleet management system, and we primarily use DynamoDB to store location data.
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...
What is your experience regarding pricing and costs for MongoDB Atlas?
The pricing is quite acceptable and scalable. For our service, it was around 300 to 600 euros per month, which was acceptable for our customers. We could scale up for better performance and scale d...
What needs improvement with MongoDB Atlas?
I am not an expert on what improvements could be made to MongoDB. The service is continually evolving with new features while maintaining reasonable pricing, making it attractive for developers.
 

Also Known As

No data available
Atlas
 

Overview

 

Sample Customers

Samsung, Snapchat, Capital One, Expedia, Tinder, Airbnb, Comcast, Lyft, Redfin, Netflix, Adobe
Wells Fargo, Forbes, Ulta Beauty, Bosch, Sanoma, Current (a Digital Bank), ASAP Log, SBB, Zebra Technologies, Radial, Kovai, Eni, Accuhit, Cognigy, and Payload.
Find out what your peers are saying about Amazon DynamoDB vs. MongoDB Atlas and other solutions. Updated: March 2025.
845,406 professionals have used our research since 2012.