MongoDBvs
DynamoDB


DynamoDB: AWS's managed document/key-value database, cloud-native with pay-per-request pricing
Overview
MongoDB is a general purpose, document-based, distributed database built for modern application developers and for the cloud era. It's a NoSQL database that provides high performance, high availability, and easy scalability.
The honest half
Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about MongoDB.
Cross-shopped
Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.


DynamoDB: AWS's managed document/key-value database, cloud-native with pay-per-request pricing


Firestore: Google's serverless document database with real-time sync and Firestore Realtime features

CosmosDB: Microsoft Azure's globally distributed document database with multi-model support


Couchbase: Enterprise-grade document NoSQL database, can be self-hosted or cloud-managed


CouchDB: Open-source document database with peer-to-peer replication capabilities
Pricing
Taken from the vendor's own pricing page. Prices move, so check before you buy.
M0
Free
M2
$9 /mo
M5
$25 /mo
M10+
$56.94 /mo
Capabilities
Document model
Document model capability
Distributed architecture
Distributed architecture capability
ACID transactions
ACID transactions capability
Real-time analytics
Real-time analytics capability
Full-text search
Full-text search capability
Time series data
Time series data capability
Geospatial queries
Geospatial queries capability
Aggregation framework
Aggregation framework capability
Node.js
Integration with Node.js
Python
Integration with Python
Java
Integration with Java
C#
Integration with C#
Answered, with sources
Each answer names the page it came from, so you can check it rather than take our word for it.
Yes. MongoDB Atlas offers an M0 free tier with 512 MB storage for learning and exploration, plus paid options starting at $9/month for M2 with 2 GB storage.
SourceYes. You can run MongoDB Community Edition on your own servers, or use MongoDB Enterprise Advanced for self-managed production deployments with enterprise features.
SourceDocuments are limited to 16 MB. For documents exceeding this limit, you can use MongoDB's GridFS API to store files larger than the maximum size.
SourceYes. MongoDB supports ACID transactions within a single document by default, and multi-document ACID transactions are available for replica sets and sharded clusters in MongoDB 4.0+.
SourceBehind it
Timeline
MongoDB IPO on NASDAQ, raised $192 million
Source10gen officially renamed to MongoDB Inc.
SourceSeries D funding of $42 million led by New Enterprise Associates
SourceSeries A funding round led by Sequoia Capital
SourceMongoDB released as open-source
SourceKeep looking
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Softwr does not host reviews and shows no star rating for MongoDB, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.
What people switch to, and what they give up
Every tier, and where the cost actually lands
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