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# Amazon DynamoDB vs MongoDB Atlas Comparison - What are their main differences?

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Amazon DynamoDBMongoDB Atlas[+ Add Product](#)

Pricing

**Amazon DynamoDB**
No pricing available

**MongoDB Atlas**
No pricing available

**Pricing Insights**
from reviews

Time to Implement

**Amazon DynamoDB**
3 months

Based on 36 responses

**MongoDB Atlas**
3 months

Based on 14 responses

Return on Investment

**Amazon DynamoDB**
13 months

Based on 24 responses

**MongoDB Atlas**
12 months1 month sooner

Based on 12 responses

Perceived Cost

**Amazon DynamoDB**
$$$$$

**MongoDB Atlas**
$$$$$

Average Discount

**Amazon DynamoDB**
10%

**MongoDB Atlas**
10%

**Pros & Cons**
from reviews

**Amazon DynamoDB**
[
Scalability (11)
](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews?filters%5Bsentiment_snippet%5D=1726610&qs=pros-and-cons#reviews)[
Ease of Use (8)
](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews?filters%5Bsentiment_snippet%5D=1727106&qs=pros-and-cons#reviews)[
Expensive (9)
](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews?filters%5Bsentiment_snippet%5D=1726510&qs=pros-and-cons#reviews)[
Query Complexity (7)
](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews?filters%5Bsentiment_snippet%5D=2254759&qs=pros-and-cons#reviews)

**MongoDB Atlas**
[
Ease of Use (8)
](https://www.g2.com/products/mongodb-atlas/reviews?filters%5Bsentiment_snippet%5D=1153214&qs=pros-and-cons#reviews)[
User Interface (7)
](https://www.g2.com/products/mongodb-atlas/reviews?filters%5Bsentiment_snippet%5D=1152898&qs=pros-and-cons#reviews)[
Expensive Pricing (3)
](https://www.g2.com/products/mongodb-atlas/reviews?filters%5Bsentiment_snippet%5D=1153160&qs=pros-and-cons#reviews)[
Unclear Pricing (3)
](https://www.g2.com/products/mongodb-atlas/reviews?filters%5Bsentiment_snippet%5D=1155686&qs=pros-and-cons#reviews)

Integrations

**Amazon DynamoDB**
[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_b3390b4cc3d92e87d570895f7358c003/amazon-api-gateway.jpg "Product Avatar Image")

Amazon API Gateway

](https://www.g2.com/products/amazon-api-gateway/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_b3390b4cc3d92e87d570895f7358c003/amazon-athena.jpg "Product Avatar Image")

Amazon Athena

](https://www.g2.com/products/amazon-athena/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_b3390b4cc3d92e87d570895f7358c003/amazon-cloudwatch.jpg "Product Avatar Image")

Amazon CloudWatch

](https://www.g2.com/products/amazon-cloudwatch/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_216cb0c86043deb458f3480253d7d5e9/amazon-quick.jpg "Product Avatar Image")

Amazon Quick

](https://www.g2.com/products/amazon-quick/reviews)[
View all
](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/integrations)

**MongoDB Atlas**
[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_42d04ed617cb0943000616b243f342b9/ag2.png "Product Avatar Image")

AG2

](https://www.g2.com/products/ag2/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_d6555921ac4fa03335b79931a736cc69/agno.jpg "Product Avatar Image")

Agno

](https://www.g2.com/products/agno/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_083e9816c543715e87591bf0e68c2734/airbyte.png "Product Avatar Image")

Airbyte

](https://www.g2.com/products/airbyte/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_cacdec8b8edeace9b3c89e0c2cded695/amazon-ec2.jpg "Product Avatar Image")

Amazon EC2

](https://www.g2.com/products/amazon-ec2/reviews)[
View all
](https://www.g2.com/products/mongodb-atlas/integrations)

Screenshots

**Amazon DynamoDB**
 ![Amazon DynamoDB screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/146187/unnamed.png)

**MongoDB Atlas**
No screenshot available

**Ratings**
from reviews

Meets Requirements

**Amazon DynamoDB**

8.7

8.7379

**MongoDB Atlas**

8.8

8.8695

Ease of Use

**Amazon DynamoDB**

8.7

8.7382

**MongoDB Atlas**

8.8

8.8699

Ease of Setup

**Amazon DynamoDB**

8.9

8.9177

**MongoDB Atlas**

8.7

8.7310

Ease of Admin

**Amazon DynamoDB**

8.8

8.8164

**MongoDB Atlas**

8.3

8.3271

Quality of Support

**Amazon DynamoDB**

8.6

8.6359

**MongoDB Atlas**

8.6

8.6609

Has the product been a good partner in doing business?

**Amazon DynamoDB**

8.9

8.9155

**MongoDB Atlas**

8.6

8.6246

Product Direction (% positive)

**Amazon DynamoDB**

9.0

9.0355

**MongoDB Atlas**

9.2

9.2670

**Features**
ratings from reviews

Document Databases

8.7

111

8.7

170

Database as a Service (DBaaS)

8.8

188

8.8

167

Business Intelligence

Not enough data

8.6

62

Data Visualization

Not enough data

8.6

64

Key Value Databases

8.7

147

Not enough data

User Insights

**Reviewers' Company Size**

Small-Business(50 or fewer emp.)
32.6%

Mid-Market(51-1000 emp.)
33.4%

Enterprise(\> 1000 emp.)
34.0%

Small-Business(50 or fewer emp.)
32.6%

Mid-Market(51-1000 emp.)
33.4%

Enterprise(\> 1000 emp.)
34.0%

Small-Business(50 or fewer emp.)
45.6%

Mid-Market(51-1000 emp.)
26.1%

Enterprise(\> 1000 emp.)
28.3%

Small-Business(50 or fewer emp.)
45.6%

Mid-Market(51-1000 emp.)
26.1%

Enterprise(\> 1000 emp.)
28.3%

**Reviewers' Industry**

[![Amazon DynamoDB](https://images.g2crowd.com/uploads/product/hd_favicon/5383be31b099738701f86724a8b5cf9a/amazon-web-services-aws-amazon-dynamodb.svg "Amazon DynamoDB")](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews)
Amazon DynamoDB

Computer Software
27.2%

Information Technology and Services
16.5%

Financial Services
7.2%

Hospital & Health Care
3.2%

Banking
3.0%

Other
42.9%

[![MongoDB Atlas](https://images.g2crowd.com/uploads/product/hd_favicon/d217eaad5fe841fcdd1136204e725516/mongodb-atlas%282%29.svg "MongoDB Atlas")](https://www.g2.com/products/mongodb-atlas/reviews)
MongoDB Atlas

Computer Software
25.9%

Information Technology and Services
21.3%

Internet
3.7%

Financial Services
3.5%

Education Management
3.5%

Other
42.1%

Alternatives

**Amazon DynamoDB Alternatives**

 ![Couchbase](https://images.g2crowd.com/uploads/product/hd_favicon/dd79f62d3c4f2a10c48a39526a14d4e7/couchbase.svg "Couchbase")

[
Couchbase
](/products/couchbase/reviews)

 ![Microsoft Azure Cosmos DB](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_bf3a2d063627ccecf9d66f9d6a5edc13/microsoft-microsoft-azure-cosmos-db.jpg "Microsoft Azure Cosmos DB")

[
Microsoft Azure Cosmos DB
](/products/microsoft-microsoft-azure-cosmos-db/reviews)

 ![Redis Software](https://images.g2crowd.com/uploads/product/hd_favicon/bc33baea6f8c2aa6f6b84dfec0a91f54/redis-software.svg "Redis Software")

[
Redis Software
](/products/redis-software/reviews)

 ![Google Cloud Firestore](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_aeae116c52945fdecd7ed16d621cb315/google-cloud-firestore.png "Google Cloud Firestore")

[
Google Cloud Firestore
](/products/google-cloud-firestore/reviews)

**MongoDB Atlas Alternatives**

 ![CockroachDB](https://images.g2crowd.com/uploads/product/hd_favicon/6c39a766181fb0346601c1841fe50d3c/cockroachdb.svg "CockroachDB")

[
CockroachDB
](/products/cockroachdb/reviews)

 ![Google Cloud SQL](https://images.g2crowd.com/uploads/product/hd_favicon/a4f97d6f742e657968c8830b1a97c42e/google-cloud-sql.svg "Google Cloud SQL")

[
Cloud SQL
](/products/google-cloud-sql/reviews)

 ![Amazon Relational Database Service (RDS)](https://images.g2crowd.com/uploads/product/hd_favicon/1533130188/amazon-relational-database-service-rds.svg "Amazon Relational Database Service (RDS)")

[
Amazon Relational Database...
](/products/amazon-relational-database-service-rds/reviews)

 ![Snowflake](https://images.g2crowd.com/uploads/product/hd_favicon/1544409170/snowflake.svg "Snowflake")

[
Snowflake
](/products/snowflake/reviews)

## Amazon DynamoDB vs MongoDB Atlas FAQs

Generated using AI

Last updated: August 14, 2026

### What is the difference between Amazon DynamoDB vs MongoDB Atlas?

MongoDB Atlas stands out for its slightly higher G2 rating and reviewer-cited ease of use, while Amazon DynamoDB is favored for its scalability and cost efficiency.

| [Amazon DynamoDB](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews) | [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) |
| --- | --- |
| 4.4/5 (529 reviews) | 4.5/5 (900 reviews) |
| Small-Business | Small-Business |
| 8.9 | 8.7 |
| 8.6 | 8.6 |
| Scalability (11 all-time mentions) | Ease of Use (8 all-time mentions) |

### How do the pricing models of Amazon DynamoDB and MongoDB Atlas compare?

MongoDB Atlas is rated higher for price satisfaction, indicating reviewers consider it the stronger value compared to Amazon DynamoDB.

- **Amazon DynamoDB:** In recent reviews, several reviewers cite cost efficiency as a strength, but also mention unpredictable or complex pricing, especially at scale.
- **MongoDB Atlas:** Reviewers highlight the value of the free tier for small projects and appreciate the clear ROI for small user bases, though some note that costs can increase quickly with scale.

### What are the best alternatives to Amazon DynamoDB and MongoDB Atlas?

Couchbase, Azure Cosmos DB, and Google Cloud Firestore are the top three alternatives to Amazon DynamoDB and MongoDB Atlas.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [Amazon DynamoDB](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews) | 4.4/5 (529) | Small-Business | Cost efficiency noted, but pricing complexity at scale | Scalability (11 all-time mentions) |
| [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) | 4.5/5 (900) | Small-Business | Free tier praised for small projects, costs rise with scale | Ease of Use (8 all-time mentions) |
| [Couchbase](https://www.g2.com/products/couchbase/reviews) | 4.3/5 (151) | Small-Business | — | Flexible data model and scalability |
| [Azure Cosmos DB](https://www.g2.com/products/azure-cosmos-db/reviews) | 4.2/5 (68) | Enterprise | — | Enterprise-grade scalability and global distribution |
| [Google Cloud Firestore](https://www.g2.com/products/google-cloud-firestore/reviews) | 4.2/5 (97) | Small-Business | — | Real-time data synchronization and ease of use |

### Which Document Databases features should I prioritize when comparing Amazon DynamoDB and MongoDB Atlas?

Buyers should prioritize scalability, ease of use, cost efficiency, query flexibility, and integration capabilities when comparing Amazon DynamoDB and MongoDB Atlas.

- **Scalability:** Amazon DynamoDB (11 all-time mentions), MongoDB Atlas (5 all-time mentions)
- **Ease of Use:** Amazon DynamoDB (8.7), MongoDB Atlas (8.8)
- **Cost Efficiency:** Amazon DynamoDB (5 all-time mentions), MongoDB Atlas (recent reviews highlight free tier and ROI for small projects)
- **Query Flexibility:** Amazon DynamoDB (7 all-time mentions for query complexity), MongoDB Atlas (recent reviews note flexible document schema and aggregation pipelines)
- **Integration Capabilities:** Amazon DynamoDB (AWS Lambda, 15 all-time mentions), MongoDB Atlas (Node.js, 15 all-time mentions; Auth0, recent reviews)

### What are the pros and cons of Amazon DynamoDB vs MongoDB Atlas?

Amazon DynamoDB's headline strength is scalability, while MongoDB Atlas is most praised for its ease of use.

- **Amazon DynamoDB strengths:** Scalability (11 all-time mentions), cost efficiency (5 all-time mentions), low latency (5 all-time mentions), managed services (5 all-time mentions), easy integrations (4 all-time mentions), high availability (3 all-time mentions), security (3 all-time mentions)
- **Amazon DynamoDB trade-offs:** Expensive (9 all-time mentions), query complexity (7 all-time mentions), complexity and learning curve (5 all-time mentions each), cost issues (3 all-time mentions), performance issues (3 all-time mentions)
- **MongoDB Atlas strengths:** Ease of use (8 all-time mentions), user interface (7 all-time mentions), features (6 all-time mentions), scalability (5 all-time mentions), reliability (4 all-time mentions), intuitive experience (3 all-time mentions), performance (3 all-time mentions)
- **MongoDB Atlas trade-offs:** Expensive pricing (3 all-time mentions), unclear pricing (3 all-time mentions), high memory usage (2 all-time mentions), latency and performance issues (2 all-time mentions each), poor customer support (2 all-time mentions)

### Is Amazon DynamoDB or MongoDB Atlas better for small businesses?

MongoDB Atlas is the better fit for small businesses, as both products are most popular in the Small-Business segment, but MongoDB Atlas receives more consistent praise for ease of use and value in small-scale deployments.

- **Amazon DynamoDB:** Largest segment is Small-Business; reviewers note strong scalability and integration with AWS, but mention a steeper learning curve and cost management challenges for small teams.
- **MongoDB Atlas:** Largest segment is Small-Business; reviewers highlight the free tier, easy setup, and flexible schema as advantages for small projects and startups.

### Which Document Databases platform has better integrations?

Amazon DynamoDB is favored for integrations with AWS services, while MongoDB Atlas is praised for its integration with Node.js and modern development stacks.

- **Amazon DynamoDB:** AWS Lambda integration is cited in 15 all-time reviews, with additional mentions of integration with other AWS services.
- **MongoDB Atlas:** Node.js integration is cited in 15 all-time reviews, and reviewers also mention integration with Auth0 for authentication workflows.

### How do Amazon DynamoDB and MongoDB Atlas compare on customer support?

Amazon DynamoDB and MongoDB Atlas are rated equally on Quality of Support, both scoring 8.6, indicating parity in reviewer satisfaction.

- **Amazon DynamoDB:** Reviewers consistently describe support as responsive and knowledgeable, with several citing strong documentation and AWS support resources.
- **MongoDB Atlas:** Reviewers note generally positive support experiences, though a minority mention slow or costly support escalation for complex issues.

### Which is easier to implement, Amazon DynamoDB or MongoDB Atlas?

Amazon DynamoDB and MongoDB Atlas score within a tenth of a point on Ease of Setup (8.9 vs 8.7), indicating near-parity in implementation experience.

- **Amazon DynamoDB:** Reviewers describe setup as straightforward, especially for those familiar with AWS, but note a learning curve for data modeling and integration with applications.
- **MongoDB Atlas:** Reviewers highlight easy cluster creation, intuitive UI, and rapid onboarding, with particular praise for the free tier and documentation supporting quick implementation.

### Which product has better Scalability?

Scalability is the most frequently cited feature for both Amazon DynamoDB and MongoDB Atlas, with Amazon DynamoDB leading in all-time mention counts.

- **Amazon DynamoDB:** Scalability cited in 11 all-time reviews; reviewers highlight automatic scaling, high availability, and consistent performance at any traffic volume.
- **MongoDB Atlas:** Scalability cited in 5 all-time reviews; reviewers praise horizontal scaling through sharding and the ability to handle growing data volumes efficiently.