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# Amazon DocumentDB vs Amazon Relational Database Service (RDS) Comparison - What are their main differences?

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Amazon DocumentDBAmazon Relational Database...[+ Add Product](#)

Pricing

**Amazon DocumentDB**

**$0.10 GB/month (prices may vary across AWS regions)** GB · Amazon DocumentDB Pricing

**Amazon Relational Database Service (RDS)**
Free Trial

No pricing available

**Pricing Insights**
from reviews

Perceived Cost

**Amazon DocumentDB**
$$$$$

**Amazon Relational Database Service (RDS)**
$$$$$

Average Discount

**Amazon DocumentDB**
Not enough reviews yet

**Amazon Relational Database Service (RDS)**
11%

Uncover valuable pricing insights from real user feedback to improve your shopping experience.
See it for free

Time to Implement

**Amazon DocumentDB** 6 months
Based on 100 responses

**Amazon Relational Database Service (RDS)**6 months
Based on 100 responses

Return on Investment

**Amazon DocumentDB** 6 months
Based on 100 responses

**Amazon Relational Database Service (RDS)**6 months
Based on 100 responses

**Pros & Cons**
from reviews

**Amazon DocumentDB**
[
Cloud Computing (1)
](https://www.g2.com/products/amazon-documentdb/reviews?filters%5Bsentiment_snippet%5D=2272685&qs=pros-and-cons#reviews)[
Easy Integrations (1)
](https://www.g2.com/products/amazon-documentdb/reviews?filters%5Bsentiment_snippet%5D=2272709&qs=pros-and-cons#reviews)[
Complexity (1)
](https://www.g2.com/products/amazon-documentdb/reviews?filters%5Bsentiment_snippet%5D=2272694&qs=pros-and-cons#reviews)[
Dependency Issues (1)
](https://www.g2.com/products/amazon-documentdb/reviews?filters%5Bsentiment_snippet%5D=2272680&qs=pros-and-cons#reviews)

**Amazon Relational Database Service (RDS)**
[
Ease of Use (32)
](https://www.g2.com/products/amazon-relational-database-service-rds/reviews?filters%5Bsentiment_snippet%5D=1444317&qs=pros-and-cons#reviews)[
Scalability (30)
](https://www.g2.com/products/amazon-relational-database-service-rds/reviews?filters%5Bsentiment_snippet%5D=1443896&qs=pros-and-cons#reviews)[
Expensive (34)
](https://www.g2.com/products/amazon-relational-database-service-rds/reviews?filters%5Bsentiment_snippet%5D=1443813&qs=pros-and-cons#reviews)[
Cost Issues (10)
](https://www.g2.com/products/amazon-relational-database-service-rds/reviews?filters%5Bsentiment_snippet%5D=1444392&qs=pros-and-cons#reviews)

Integrations

**Amazon DocumentDB**
Not enough data

**Amazon Relational Database Service (RDS)**
[

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

Amazon Aurora

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

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_764bdd3b0bc81b470d93f18d12c826d2/amazon-web-services-aws-amazon-dynamodb.png "Product Avatar Image")

Amazon DynamoDB

](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/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)[

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

Amazon Elastic Container...

](https://www.g2.com/products/amazon-elastic-container-service-amazon-ecs/reviews)[
View all
](https://www.g2.com/products/amazon-relational-database-service-rds/integrations)

Screenshots

**Amazon DocumentDB**
 ![Amazon DocumentDB 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/146063/Docu1.PNG)

**Amazon Relational Database Service (RDS)**
 ![Amazon Relational Database Service (RDS) 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/146057/RDS-Console-Screenshot.png)

**Ratings**
from reviews

Meets Requirements

**Amazon DocumentDB**

**8.6** /10

Based on 38 responses

**Amazon Relational Database Service (RDS)**

**9.0** /10

Based on 745 responses

Ease of Use

**Amazon DocumentDB**

**8.6** /10

Based on 37 responses

**Amazon Relational Database Service (RDS)**

**8.8** /10

Based on 753 responses

Ease of Setup

**Amazon DocumentDB**

**8.5** /10

Based on 11 responses

**Amazon Relational Database Service (RDS)**

**8.9** /10

Based on 529 responses

Ease of Admin

**Amazon DocumentDB**

**8.2** /10

Based on 10 responses

**Amazon Relational Database Service (RDS)**

**8.7** /10

Based on 436 responses

Quality of Support

**Amazon DocumentDB**

**8.6** /10

Based on 37 responses

**Amazon Relational Database Service (RDS)**

**8.6** /10

Based on 717 responses

Has the product been a good partner in doing business?

**Amazon DocumentDB**

**8.5** /10

Based on 10 responses

**Amazon Relational Database Service (RDS)**

**8.8** /10

Based on 424 responses

Product Direction (% positive)

**Amazon DocumentDB**

**7.9** /10

Based on 33 responses

**Amazon Relational Database Service (RDS)**

**9.5** /10

Based on 705 responses

**Features**
ratings from reviews

Database as a Service (DBaaS)

**9.3** /10

Based on 19 responses

**8.7** /10

Based on 282 responses

Relational Databases

Not enough data

**8.8** /10

Based on 468 responses

Document Databases

**9.2** /10

Based on 11 responses

Not enough data

User Insights

**Reviewers' Company Size**

Small-Business(50 or fewer emp.)
33.3%

Mid-Market(51-1000 emp.)
33.3%

Enterprise(\> 1000 emp.)
33.3%

Small-Business(50 or fewer emp.)
33.3%

Mid-Market(51-1000 emp.)
33.3%

Enterprise(\> 1000 emp.)
33.3%

Small-Business(50 or fewer emp.)
28.9%

Mid-Market(51-1000 emp.)
37.6%

Enterprise(\> 1000 emp.)
33.4%

Small-Business(50 or fewer emp.)
28.9%

Mid-Market(51-1000 emp.)
37.6%

Enterprise(\> 1000 emp.)
33.4%

**Reviewers' Industry**

[![Amazon DocumentDB](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_60aac666d195c0d09550cae54c454856/amazon-documentdb.jpg "Amazon DocumentDB")](https://www.g2.com/products/amazon-documentdb/reviews)
Amazon DocumentDB

Information Technology and Services
23.8%

Computer Software
19.0%

Internet
4.8%

Banking
4.8%

Food & Beverages
4.8%

Other
42.9%

[![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)")](https://www.g2.com/products/amazon-relational-database-service-rds/reviews)
Amazon Relational Database Service (RDS)

Information Technology and Services
22.6%

Computer Software
17.1%

Financial Services
6.0%

Computer & Network Security
3.7%

Telecommunications
3.2%

Other
47.3%

Alternatives

**Amazon DocumentDB Alternatives**

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

[
MongoDB Atlas
](/products/mongodb-atlas/reviews)

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

[
Couchbase
](/products/couchbase/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)

 ![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)

**Amazon Relational Database Service (RDS) Alternatives**

 ![Oracle Database](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_82f55e945509bff7b8009e8024cfe73c/oracle-database.jpg "Oracle Database")

[
Oracle Database
](/products/oracle-database/reviews)

 ![IBM Db2](https://images.g2crowd.com/uploads/product/hd_favicon/1553782253/ibm-db2.svg "IBM Db2")

[
IBM Db2
](/products/ibm-db2/reviews)

 ![SAP HANA Cloud](https://images.g2crowd.com/uploads/product/hd_favicon/b5f8f986beca96ab0027c693ee762fb9/sap-hana-cloud-2025-10-01.svg "SAP HANA Cloud")

[
SAP HANA Cloud
](/products/sap-hana-cloud-2025-10-01/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 DocumentDB vs Amazon Relational Database... FAQs

Generated using AI

Last updated: August 14, 2026

### What is the difference between Amazon Relational Database... vs Amazon DocumentDB?

Amazon Relational Database Service (RDS) is a managed relational database platform supporting multiple SQL engines, while Amazon DocumentDB is a managed NoSQL document database compatible with MongoDB workloads.

| [Amazon Relational Database...](https://www.g2.com/products/amazon-relational-database-service-rds/reviews) | [Amazon DocumentDB](https://www.g2.com/products/amazon-documentdb/reviews) |
| --- | --- |
| 4.5/5 (909 reviews) | 4.3/5 (44 reviews) |
| Mid-Market | Enterprise |
| 8.9 | 8.5 |
| 8.6 | 8.6 |
| Ease of Use (32 all-time mentions) | Cloud Computing (1 all-time mention) |

### How do the pricing models of Amazon Relational Database... and Amazon DocumentDB compare?

Amazon Relational Database Service receives higher satisfaction scores for value compared to Amazon DocumentDB.

- **Amazon Relational Database Service:** In recent reviews, many reviewers cite high costs and note that pricing can escalate quickly as workloads grow, but also mention cost savings from automation and operational efficiency.
- **Amazon DocumentDB:** Recent reviewers describe Amazon DocumentDB as more expensive than other web services, with cost concerns increasing as data volumes and instance counts rise.

### What are the best alternatives to Amazon Relational Database... and Amazon DocumentDB?

The top three alternatives to Amazon Relational Database Service and Amazon DocumentDB are MongoDB Atlas, Oracle Database, and IBM Db2.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [Amazon Relational Database...](https://www.g2.com/products/amazon-relational-database-service-rds/reviews) | 4.5/5 (909 reviews) | Mid-Market | In recent reviews, many cite high costs but also note operational savings from automation. | Ease of Use (32 all-time mentions) |
| [Amazon DocumentDB](https://www.g2.com/products/amazon-documentdb/reviews) | 4.3/5 (44 reviews) | Enterprise | Recent reviewers describe higher costs compared to other DBaaS options. | Cloud Computing (1 all-time mention) |
| [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) | 4.5/5 (900 reviews) | Small-Business | — | — |
| [Oracle Database](https://www.g2.com/products/oracle-database/reviews) | 4.3/5 (1020 reviews) | Enterprise | — | — |
| [IBM Db2](https://www.g2.com/products/ibm-db2/reviews) | 4.1/5 (683 reviews) | Enterprise | — | — |

### Which Database as a Service (DBaaS) features should I prioritize when comparing Amazon Relational Database... and Amazon DocumentDB?

Buyers should prioritize scalability, integration capabilities, ease of setup, support quality, and cost management when comparing Amazon Relational Database Service and Amazon DocumentDB.

- **Scalability:** Amazon Relational Database Service has 30 all-time mentions for scalability, while Amazon DocumentDB is described as highly scalable in recent reviews.
- **Integration Capabilities:** Amazon Relational Database Service has 13 all-time mentions for integrations, including AWS Lambda and Amazon Aurora; Amazon DocumentDB is noted for easy integration with AWS tools.
- **Ease of Setup:** Amazon Relational Database Service scores 8.9, Amazon DocumentDB scores 8.5.
- **Support Quality:** Both products score 8.6 for Quality of Support.
- **Cost Management:** Amazon Relational Database Service has 34 all-time mentions for being expensive, while Amazon DocumentDB is described as costly in recent reviews.

### What are the pros and cons of Amazon Relational Database... vs Amazon DocumentDB?

Amazon Relational Database Service is strongest for ease of use and automation, while Amazon DocumentDB is favored for AWS integration and NoSQL document management.

- **Amazon Relational Database Service strengths:** Ease of use (32 all-time mentions), scalability (30), security (19), setup ease (18), backup services (16), high availability (13), integrations (13), managed services (12), reliability (14).
- **Amazon Relational Database Service trade-offs:** Expensive (34 all-time mentions), limited customization, lack of root access, and cost issues (10).
- **Amazon DocumentDB strengths:** Integration with AWS tools, cloud computing, high scalability, and compatibility with MongoDB workloads.
- **Amazon DocumentDB trade-offs:** Higher cost compared to other DBaaS, limited community, not serverless, and only compatible with MongoDB API.

### Is Amazon Relational Database... or Amazon DocumentDB better for small businesses?

Amazon Relational Database Service is a better fit for small businesses based on segment share and reviewer sentiment.

- **Amazon Relational Database Service:** Largest segment is Mid-Market, but recent reviews highlight ease of setup, automation, and operational savings that benefit small businesses.
- **Amazon DocumentDB:** Largest segment is Enterprise, and recent reviews focus on scalability and AWS integration, with less emphasis on small-business use cases.

### Which Database as a Service (DBaaS) platform has better integrations?

Amazon Relational Database Service is favored for integrations, with more reviewer-cited integrations and higher all-time mention counts.

- **Amazon Relational Database Service:** Integrates with Amazon Aurora (9 all-time mentions) and AWS Lambda (7 all-time mentions), with 13 all-time mentions for integrations overall.
- **Amazon DocumentDB:** Reviewers note integration with AWS tools for data management and monitoring, with qualitative mentions of easy integration.

### How do Amazon Relational Database... and Amazon DocumentDB compare on customer support?

Amazon Relational Database Service and Amazon DocumentDB are rated at parity for Quality of Support, both scoring 8.6.

- **Amazon Relational Database Service:** Reviewers describe support as responsive and helpful, with 10 all-time mentions for customer support.
- **Amazon DocumentDB:** Reviewers consistently rate support highly, with multiple recent reviews citing positive support experiences.

### Which is easier to implement, Amazon Relational Database... or Amazon DocumentDB?

Amazon Relational Database Service scores higher on Ease of Setup (8.9 vs 8.5), indicating it is easier to implement than Amazon DocumentDB.

- **Amazon Relational Database Service:** Reviewers highlight straightforward setup, automation of administrative tasks, and rapid deployment for production databases.
- **Amazon DocumentDB:** Reviewers note easy setup and configuration, but mention some complexity in understanding AWS technical terms and initial configuration.

### Which product has better Scalability?

Scalability is the most frequently mentioned feature for both Amazon Relational Database Service and Amazon DocumentDB.

- **Amazon Relational Database Service:** Scalability has 30 all-time mentions, with reviewers citing immediate scalability from small workloads to enterprise databases and features like read replicas and Multi-AZ deployments.
- **Amazon DocumentDB:** Reviewers describe it as highly scalable, with built-in replication, minimal replica lag, and the ability to handle millions of requests during peak periods.

## Amazon DocumentDB vs Amazon Relational Database Service (RDS)

When assessing the two solutions, reviewers found Amazon Relational Database Service (RDS) easier to use, set up, and administer. Reviewers also preferred doing business with Amazon Relational Database Service (RDS) overall.

- Reviewers felt that Amazon Relational Database Service (RDS) meets the needs of their business better than Amazon DocumentDB.
- When comparing quality of ongoing product support, Amazon DocumentDB and Amazon Relational Database Service (RDS) provide similar levels of assistance.
- For feature updates and roadmaps, our reviewers preferred the direction of Amazon Relational Database Service (RDS) over Amazon DocumentDB.