# Amazon Relational Database Service (RDS), MongoDB, Google Cloud Firestore vs Amazon DynamoDB Comparison

| | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Star Rating** | 4.5 out of 5 | 4.5 out of 5 | 4.2 out of 5 | 4.4 out of 5 | 
| **Total Reviews** | 907 | 557 | 97 | 530 | 
| **Largest Market Segment** | Mid-Market (37.7% of reviews) | Small-Business (38.1% of reviews) | Small-Business (53.1% of reviews) | Enterprise (34.1% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | No pricing available | No pricing available | 

---
## Top Pros & Cons

### Amazon Relational Database Service (RDS)

Pros:
- Ease of Use (15 reviews)
- Scalability (13 reviews)

Cons:
- Expensive (18 reviews)
- Complexity (7 reviews)

### MongoDB

Pros:
- Ease of Use (12 reviews)
- Flexibility (11 reviews)

Cons:
- Difficult Learning (6 reviews)
- Query Complexity (5 reviews)

### Google Cloud Firestore

Pros:
- API Integration (1 reviews)
- Features (1 reviews)

Cons:
- Expensive (1 reviews)
- Unclear Pricing (1 reviews)

### Amazon DynamoDB

Pros:
- Scalability (10 reviews)
- Ease of Use (8 reviews)

Cons:
- Expensive (8 reviews)
- Query Complexity (7 reviews)

---
## Ratings Comparison
| Rating | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
  | **Meets Requirements** | 9.0 (744 reviews) | 8.8 (432 reviews) | 8.9 (81 reviews) | 8.7 (379 reviews) | 
  | **Ease of Use** | 8.8 (752 reviews) | 8.7 (433 reviews) | 8.7 (81 reviews) | 8.7 (382 reviews) | 
  | **Ease of Setup** | 8.9 (528 reviews) | 8.5 (206 reviews) | 9.3 (25 reviews) | 8.9 (177 reviews) | 
  | **Ease of Admin** | 8.7 (436 reviews) | 8.1 (179 reviews) | 9.2 (22 reviews) | 8.8 (164 reviews) | 
  | **Quality of Support** | 8.6 (716 reviews) | 8.5 (377 reviews) | 7.9 (76 reviews) | 8.6 (359 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.8 (424 reviews) | 8.5 (159 reviews) | 8.4 (22 reviews) | 8.9 (155 reviews) | 
  | **Product Direction (% positive)** | 9.5 (704 reviews) | 9.1 (411 reviews) | 8.6 (81 reviews) | 9.0 (355 reviews) | 

---
## Pricing

### Amazon Relational Database Service (RDS)

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### MongoDB

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Google Cloud Firestore

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Amazon DynamoDB

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

---
## Features Comparison By Category

### Relational Databases

| Product | Score | Reviews |
|---|---|---|
| **Amazon Relational Database Service (RDS)** | 8.8/10 | 468 |
| **MongoDB** | N/A | N/A |
| **Google Cloud Firestore** | N/A | N/A |
| **Amazon DynamoDB** | N/A | N/A |

#### Management 

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Data Schema** | 8.8 (306 reviews) | Not enough data | Not enough data | Not enough data | 
| **Query Language** | 8.9 (310 reviews) | Not enough data | Not enough data | Not enough data | 
| **ACID - Complaint** | 8.8 (295 reviews) | Not enough data | Not enough data | Not enough data | 
| **Data Replication** | 8.9 (304 reviews) | Not enough data | Not enough data | Not enough data | 

#### Support 

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Text Search** | 8.3 (300 reviews) | Not enough data | Not enough data | Not enough data | 
| **Data Types** | 8.7 (312 reviews) | Not enough data | Not enough data | Not enough data | 
| **Languages** | 8.6 (306 reviews) | Not enough data | Not enough data | Not enough data | 
| **Operating Systems** | 8.8 (310 reviews) | Not enough data | Not enough data | Not enough data | 

#### Security

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Database Locking** | 8.6 (299 reviews) | Not enough data | Not enough data | Not enough data | 
| **Access Control** | 8.7 (315 reviews) | Not enough data | Not enough data | Not enough data | 
| **Encryption** | 8.9 (309 reviews) | Not enough data | Not enough data | Not enough data | 
| **Authentication** | 8.8 (312 reviews) | Not enough data | Not enough data | Not enough data | 

#### Performance 

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Disaster Recovery** | 8.8 (305 reviews) | Not enough data | Not enough data | Not enough data | 
| **Data Concurrency** | 8.6 (299 reviews) | Not enough data | Not enough data | Not enough data | 
| **Workload Management** | 8.7 (307 reviews) | Not enough data | Not enough data | Not enough data | 
| **Advanced Indexing** | 8.5 (293 reviews) | Not enough data | Not enough data | Not enough data | 
| **Query Optimizer** | 8.5 (297 reviews) | Not enough data | Not enough data | Not enough data | 

#### Database Features

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Storage** | 9.0 (438 reviews) | Not enough data | Not enough data | Not enough data | 
| **Availability** | 9.2 (438 reviews) | Not enough data | Not enough data | Not enough data | 
| **Stability** | 9.0 (435 reviews) | Not enough data | Not enough data | Not enough data | 
| **Scalability** | 9.2 (425 reviews) | Not enough data | Not enough data | Not enough data | 
| **Security** | 9.1 (432 reviews) | Not enough data | Not enough data | Not enough data | 
| **Data Manipulation** | 8.5 (403 reviews) | Not enough data | Not enough data | Not enough data | 
| **Query Language** | 8.8 (420 reviews) | Not enough data | Not enough data | Not enough data | 

### Key Value Databases

| Product | Score | Reviews |
|---|---|---|
| **Amazon Relational Database Service (RDS)** | N/A | N/A |
| **MongoDB** | N/A | N/A |
| **Google Cloud Firestore** | N/A | N/A |
| **Amazon DynamoDB** | 8.7/10 | 147 |

#### Data Management

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Data Model** | Not enough data | Not enough data | Not enough data | 8.4 (130 reviews) ✓ Verified | 
| **Data Types** | Not enough data | Not enough data | Not enough data | 8.4 (132 reviews) ✓ Verified | 

#### Availability

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Auto Sharding** | Not enough data | Not enough data | Not enough data | 8.7 (103 reviews) ✓ Verified | 
| **Auto Recovery** | Not enough data | Not enough data | Not enough data | 8.9 (112 reviews) ✓ Verified | 
| **Data Replication** | Not enough data | Not enough data | Not enough data | 9.1 (114 reviews) ✓ Verified | 

#### Performance 

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Integrated Cache** | Not enough data | Not enough data | Not enough data | 8.5 (101 reviews) ✓ Verified | 

#### Security

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Role-Based Authorization** | Not enough data | Not enough data | Not enough data | 8.9 (119 reviews) ✓ Verified | 
| **Authentication** | Not enough data | Not enough data | Not enough data | 9.0 (118 reviews) ✓ Verified | 
| **Audit Logs** | Not enough data | Not enough data | Not enough data | 8.5 (112 reviews) ✓ Verified | 
| **Encryption** | Not enough data | Not enough data | Not enough data | 8.8 (108 reviews) ✓ Verified | 

#### Support

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Multi-Model** | Not enough data | Not enough data | Not enough data | 8.3 (100 reviews) ✓ Verified | 
| **Operating Systems** | Not enough data | Not enough data | Not enough data | 8.6 (101 reviews) ✓ Verified | 

### Document Databases

| Product | Score | Reviews |
|---|---|---|
| **Amazon Relational Database Service (RDS)** | N/A | N/A |
| **MongoDB** | 8.5/10 | 118 |
| **Google Cloud Firestore** | 8.3/10 | 25 |
| **Amazon DynamoDB** | 8.7/10 | 111 |

#### Data Management

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Data Model** | Not enough data | 8.9 (104 reviews) | 8.7 (24 reviews) | 8.8 (90 reviews) | 
| **Data Types** | Not enough data | 8.9 (95 reviews) | 8.9 (24 reviews) | 8.8 (90 reviews) | 
| **Built - In Search** | Not enough data | 8.5 (87 reviews) | 8.1 (23 reviews) | 8.5 (84 reviews) | 
| **Event Triggers** | Not enough data | 8.5 (83 reviews) | 8.1 (24 reviews) | 8.5 (74 reviews) | 

#### Availability

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Auto Sharding** | Not enough data | 8.3 (82 reviews) | 8.0 (23 reviews) | 8.7 (77 reviews) | 
| **Auto Recovery** | Not enough data | 8.3 (83 reviews) | 8.0 (23 reviews) | 8.9 (80 reviews) | 
| **Data Replication** | Not enough data | 8.6 (86 reviews) | 7.9 (24 reviews) | 8.9 (83 reviews) | 

#### Performance

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Query Optimization** | Not enough data | 8.5 (89 reviews) | 7.9 (20 reviews) | 8.4 (87 reviews) | 

#### Security

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Role-Based Authorization** | Not enough data | 8.4 (84 reviews) | 8.4 (25 reviews) | 8.9 (82 reviews) | 
| **Authentication** | Not enough data | 8.7 (89 reviews) | 9.1 (25 reviews) | 9.1 (81 reviews) | 
| **Audit Logs** | Not enough data | 8.5 (84 reviews) | 7.7 (21 reviews) | 8.5 (75 reviews) | 
| **Encryption** | Not enough data | 8.6 (82 reviews) | 9.0 (25 reviews) | 8.7 (78 reviews) | 

#### Support

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Multi-Model** | Not enough data | 8.6 (82 reviews) | 8.2 (21 reviews) | 8.5 (70 reviews) | 
| **Operating Systems** | Not enough data | 8.9 (84 reviews) | 8.9 (20 reviews) | 8.4 (73 reviews) | 
| **BI Connectors** | Not enough data | 8.0 (69 reviews) | 7.8 (19 reviews) | 8.3 (57 reviews) | 

### AWS Marketplace

| Product | Score | Reviews |
|---|---|---|
| **Amazon Relational Database Service (RDS)** | N/A | N/A |
| **MongoDB** | N/A | N/A |
| **Google Cloud Firestore** | N/A | N/A |
| **Amazon DynamoDB** | N/A | N/A |

#### Agentic AI - AWS Marketplace

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | Not enough data | 

### Database as a Service (DBaaS)

| Product | Score | Reviews |
|---|---|---|
| **Amazon Relational Database Service (RDS)** | 8.7/10 | 281 |
| **MongoDB** | N/A | N/A |
| **Google Cloud Firestore** | 8.5/10 | 24 |
| **Amazon DynamoDB** | 8.8/10 | 188 |

#### Configuration

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Application Performance** | 8.8 (247 reviews) | Not enough data | 9.1 (23 reviews) | 9.0 (167 reviews) | 
| **Orchestration** | 8.4 (242 reviews) | Not enough data | 7.7 (22 reviews) | 8.7 (153 reviews) | 
| **Database Monitoring** | 8.6 (251 reviews) | Not enough data | 8.3 (22 reviews) | 8.9 (162 reviews) | 
| **Anomaly Detection** | 8.1 (227 reviews) | Not enough data | 7.9 (20 reviews) | 8.4 (131 reviews) | 
| **Network Security** | 8.9 (244 reviews) | Not enough data | 8.4 (21 reviews) | 9.0 (142 reviews) | 

#### Database Administration

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Provisioning** | 8.8 (242 reviews) | Not enough data | 9.1 (20 reviews) | 8.8 (141 reviews) | 
| **Governance** | 8.6 (232 reviews) | Not enough data | 8.2 (21 reviews) | 8.9 (130 reviews) | 
| **Auditing** | Feature Not Available | Not enough data | 8.5 (21 reviews) | 8.6 (125 reviews) | 

#### Availability

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Scalability** | 9.1 (249 reviews) | Not enough data | 9.2 (22 reviews) | 9.3 (165 reviews) | 
| **Backup** | 9.1 (252 reviews) | Not enough data | 8.7 (21 reviews) | 9.0 (158 reviews) | 
| **Archiving** | Feature Not Available | Not enough data | 8.8 (20 reviews) | 8.7 (145 reviews) | 
| **Indexing** | 8.7 (232 reviews) | Not enough data | 8.3 (22 reviews) | 8.9 (154 reviews) | 

#### Security

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Data Masking** | 8.3 (170 reviews) | Not enough data | 8.5 (20 reviews) | 8.8 (89 reviews) | 
| **Authentication And Single Sign-On** | 8.6 (181 reviews) | Not enough data | 8.3 (22 reviews) | 9.0 (102 reviews) | 
| **Data Anonymization** | 8.4 (170 reviews) | Not enough data | 8.3 (20 reviews) | 8.8 (91 reviews) | 

#### Data Management

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Data Replication** | 8.8 (188 reviews) | Not enough data | 8.8 (21 reviews) | 8.9 (109 reviews) | 
| **Advanced Data Analytics** | 8.6 (175 reviews) | Not enough data | 8.7 (20 reviews) | 8.7 (91 reviews) | 

### NoSQL Databases

| Product | Score | Reviews |
|---|---|---|
| **Amazon Relational Database Service (RDS)** | N/A | N/A |
| **MongoDB** | N/A | N/A |
| **Google Cloud Firestore** | N/A | N/A |
| **Amazon DynamoDB** | N/A | N/A |

#### Database Features

| Feature | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Storage** | 9.0 (438 reviews) | Not enough data | Not enough data | Not enough data | 
| **Availability** | 9.2 (438 reviews) | Not enough data | Not enough data | Not enough data | 
| **Stability** | 9.0 (435 reviews) | Not enough data | Not enough data | Not enough data | 
| **Scalability** | 9.2 (425 reviews) | Not enough data | Not enough data | Not enough data | 
| **Security** | 9.1 (432 reviews) | Not enough data | Not enough data | Not enough data | 
| **Data Manipulation** | 8.5 (403 reviews) | Not enough data | Not enough data | Not enough data | 
| **Query Language** | 8.8 (420 reviews) | Not enough data | Not enough data | Not enough data | 

---
## Categories

**Unique to Amazon Relational Database Service (RDS) (2):** [Database as a Service (DBaaS) Providers](https://www.g2.com/categories/database-as-a-service-dbaas), [Relational Databases](https://www.g2.com/categories/relational-databases)

**Unique to MongoDB (2):** [Document Databases](https://www.g2.com/categories/document-databases), [AWS Marketplace Software](https://www.g2.com/categories/aws-marketplace)

**Unique to Google Cloud Firestore (2):** [Database as a Service (DBaaS) Providers](https://www.g2.com/categories/database-as-a-service-dbaas), [Document Databases](https://www.g2.com/categories/document-databases)

**Unique to Amazon DynamoDB (3):** [Document Databases](https://www.g2.com/categories/document-databases), [Database as a Service (DBaaS) Providers](https://www.g2.com/categories/database-as-a-service-dbaas), [Key Value Databases](https://www.g2.com/categories/key-value-databases)


---
## Reviewer Demographics

### By Company Size

| Segment | Amazon Relational Database Service (RDS) | MongoDB | Google Cloud Firestore | Amazon DynamoDB | 
|---|---|---|---|---|
| **Small-Business** | 29.0% | 38.1% | 53.1% | 32.5% | 
| **Mid-Market** | 37.7% | 26.0% | 30.2% | 33.3% | 
| **Enterprise** | 33.4% | 36.0% | 16.7% | 34.1% | 

### By Industry

#### Amazon Relational Database Service (RDS)

- **Information Technology and Services:** 22.6%
- **Computer Software:** 17.0%
- **Financial Services:** 6.0%
- **Computer & Network Security:** 3.7%
- **Telecommunications:** 3.2%
- **Hospital & Health Care:** 3.1%
- **Health, Wellness and Fitness:** 2.7%
- **Banking:** 2.5%
- **Retail:** 2.4%
- **Internet:** 2.2%
- **Other:** 34.4%

#### MongoDB

- **Computer Software:** 23.1%
- **Information Technology and Services:** 20.8%
- **Internet:** 5.0%
- **Financial Services:** 4.0%
- **Education Management:** 3.1%
- **Higher Education:** 2.3%
- **Telecommunications:** 2.3%
- **Retail:** 2.1%
- **Banking:** 2.1%
- **Computer & Network Security:** 1.7%
- **Other:** 33.3%

#### Google Cloud Firestore

- **Computer Software:** 22.9%
- **Information Technology and Services:** 12.5%
- **Education Management:** 10.4%
- **Higher Education:** 4.2%
- **Accounting:** 3.1%
- **Financial Services:** 3.1%
- **Hospital & Health Care:** 3.1%
- **Automotive:** 2.1%
- **Banking:** 2.1%
- **Computer & Network Security:** 2.1%
- **Other:** 34.4%

#### Amazon DynamoDB

- **Computer Software:** 27.1%
- **Information Technology and Services:** 16.7%
- **Financial Services:** 7.2%
- **Hospital & Health Care:** 3.2%
- **Banking:** 3.0%
- **Computer & Network Security:** 2.8%
- **Accounting:** 2.2%
- **Marketing and Advertising:** 2.2%
- **Retail:** 2.2%
- **Education Management:** 2.0%
- **Other:** 31.3%

---
## Alternatives

### Alternatives to Amazon Relational Database Service (RDS)

- [Oracle Database](https://www.g2.com/products/oracle-database/reviews) — 4.3/5 stars (1010 reviews)
- [IBM Db2](https://www.g2.com/products/ibm-db2/reviews) — 4.1/5 stars (682 reviews)
- [SAP HANA Cloud](https://www.g2.com/products/sap-hana-cloud-2025-10-01/reviews) — 4.3/5 stars (621 reviews)
- [Google Cloud SQL](https://www.g2.com/products/google-cloud-sql/reviews) — 4.5/5 stars (366 reviews)
- [Azure SQL Database](https://www.g2.com/products/azure-sql-database/reviews) — 4.5/5 stars (241 reviews)
- [EDB Postgres Advanced Server](https://www.g2.com/products/edb-postgres-advanced-server/reviews) — 4.5/5 stars (37 reviews)
- [Microsoft SQL Server](https://www.g2.com/products/microsoft-sql-server/reviews) — 4.4/5 stars (2281 reviews)
- [MySQL](https://www.g2.com/products/mysql/reviews) — 4.4/5 stars (1675 reviews)
- [DigitalOcean](https://www.g2.com/products/digitalocean/reviews) — 4.6/5 stars (749 reviews)
- [PostgreSQL](https://www.g2.com/products/postgresql/reviews) — 4.4/5 stars (679 reviews)

### Alternatives to MongoDB

- [Couchbase](https://www.g2.com/products/couchbase/reviews) — 4.3/5 stars (150 reviews)
- [Redis Software](https://www.g2.com/products/redis-software/reviews) — 4.5/5 stars (134 reviews)
- [Arango](https://www.g2.com/products/arango/reviews) — 4.6/5 stars (115 reviews)
- [Progress MarkLogic](https://www.g2.com/products/progress-marklogic/reviews) — 4.3/5 stars (66 reviews)
- [CouchDB](https://www.g2.com/products/couchdb/reviews) — 3.9/5 stars (64 reviews)
- [RethinkDB](https://www.g2.com/products/rethinkdb/reviews) — 4.3/5 stars (15 reviews)
- [OrientDB](https://www.g2.com/products/orientdb/reviews) — 3.9/5 stars (60 reviews)
- [RavenDB](https://www.g2.com/products/ravendb/reviews) — 4.4/5 stars (14 reviews)
- [Azure Cosmos DB](https://www.g2.com/products/azure-cosmos-db/reviews) — 4.2/5 stars (68 reviews)
- [Aerospike](https://www.g2.com/products/aerospike/reviews) — 4.4/5 stars (83 reviews)

### Alternatives to Google Cloud Firestore

- [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) — 4.5/5 stars (371 reviews)
- [Azure Cosmos DB](https://www.g2.com/products/azure-cosmos-db/reviews) — 4.2/5 stars (68 reviews)
- [Redis Software](https://www.g2.com/products/redis-software/reviews) — 4.5/5 stars (134 reviews)
- [Couchbase](https://www.g2.com/products/couchbase/reviews) — 4.3/5 stars (150 reviews)
- [Amazon DocumentDB](https://www.g2.com/products/amazon-documentdb/reviews) — 4.3/5 stars (44 reviews)
- [Amazon Timestream](https://www.g2.com/products/amazon-timestream/reviews) — 3.7/5 stars (22 reviews)
- [Amazon Aurora](https://www.g2.com/products/amazon-aurora/reviews) — 4.5/5 stars (457 reviews)
- [Oracle Database](https://www.g2.com/products/oracle-database/reviews) — 4.3/5 stars (1010 reviews)
- [DigitalOcean](https://www.g2.com/products/digitalocean/reviews) — 4.6/5 stars (749 reviews)
- [IBM Db2](https://www.g2.com/products/ibm-db2/reviews) — 4.1/5 stars (682 reviews)

### Alternatives to Amazon DynamoDB

- [Couchbase](https://www.g2.com/products/couchbase/reviews) — 4.3/5 stars (150 reviews)
- [Azure Cosmos DB](https://www.g2.com/products/azure-cosmos-db/reviews) — 4.2/5 stars (68 reviews)
- [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) — 4.5/5 stars (371 reviews)
- [Redis Software](https://www.g2.com/products/redis-software/reviews) — 4.5/5 stars (134 reviews)
- [Arango](https://www.g2.com/products/arango/reviews) — 4.6/5 stars (115 reviews)
- [DigitalOcean](https://www.g2.com/products/digitalocean/reviews) — 4.6/5 stars (749 reviews)
- [ScyllaDB](https://www.g2.com/products/scylladb/reviews) — 4.5/5 stars (427 reviews)
- [Google Cloud SQL](https://www.g2.com/products/google-cloud-sql/reviews) — 4.5/5 stars (366 reviews)
- [IBM Db2](https://www.g2.com/products/ibm-db2/reviews) — 4.1/5 stars (682 reviews)
- [Google Cloud BigTable](https://www.g2.com/products/google-cloud-bigtable/reviews) — 4.4/5 stars (41 reviews)

---
## Top Discussions

### Amazon Relational Database Service (RDS)

- Title: [What is Amazon Relational Database Service (RDS) used for?](https://www.g2.com/discussions/what-is-amazon-relational-database-service-rds-used-for) — 2 comments, 2 upvotes
  > **Top comment:** "Amazon Relational Database Service (RDS) is a cloud-based service offered by Amazon Web Services (AWS) that is used for managing and operating relational..."
- Title: [An Amazon RDS performance best practice is to allocate enough RAM so that your working set resides almost completely in memory.](https://www.g2.com/discussions/an-amazon-rds-performance-best-practice-is-to-allocate-enough-ram-so-that-your-working-set-resides-almost-completely-in-memory) — 1 comment, 1 upvote
  > **Top comment:** "nice"

### MongoDB

- Title: [What is MongoDB used for?](https://www.g2.com/discussions/what-is-mongodb-used-for) — 3 comments, 1 upvote
  > **Top comment:** "MongoDB is a NoSQL database, that works on concepts of documents, and collections rather than tables and relations. "
- Title: [Is MongoDB a software?](https://www.g2.com/discussions/is-mongodb-a-software) — 2 comments
  > **Top comment:** "It's a platform not moreover a software"
- Title: [How to make MongoDB to accept joins](https://www.g2.com/discussions/15671-how-to-make-mongodb-to-accept-joins) — 2 comments, 1 upvote
  > **Top comment:** "As MongoDB is a document oriented Database.  So data is distributed across different nodes and in order to apply joins, a data should be collected on a..."
- Title: [What is MongoDB and its advantages?](https://www.g2.com/discussions/what-is-mongodb-and-its-advantages) — 1 comment
  > **Top comment:** "Mongodb is nosql database. Which doesn't follow relational model , It is based on documents collection.Documents basically follows BSON i.e. binary JSON...."
- Title: [What can MongoDB be used for?](https://www.g2.com/discussions/what-can-mongodb-be-used-for) — 1 comment, 1 upvote
  > **Top comment:** "Database"

### Google Cloud Firestore

- Title: [What is Google Cloud Firestore used for?](https://www.g2.com/discussions/what-is-google-cloud-firestore-used-for) — 1 comment
  > **Top comment:** "this is a no sql database similar like mongo , it is available in google cloud with two different mode "

### Amazon DynamoDB

- Title: [Which of the following is a feature of DynamoDB?](https://www.g2.com/discussions/which-of-the-following-is-a-feature-of-dynamodb) — 3 comments
  > **Top comment:** "It is document database and it has capacity to scale horizontally more than 10 trillion request per day with peaks greater than 20 million requests per second."
- Title: [What is Amazon DynamoDB describe an application that can benefit from Amazon Dynamodb?](https://www.g2.com/discussions/what-is-amazon-dynamodb-describe-an-application-that-can-benefit-from-amazon-dynamodb) — 3 comments
  > **Top comment:** "Nice"
- Title: [how do i create a amazon dynamodb table locally?](https://www.g2.com/discussions/how-do-i-create-a-amazon-dynamodb-table-locally) — 2 comments, 2 upvotes
  > **Top comment:** "There is no way that you can setup a DynamoDB locally. In fact, there is no AWS service that you can setup locally. 
However, there are some other tools..."
- Title: [What is the most complex usage of dynamodb?](https://www.g2.com/discussions/32345-what-is-the-most-complex-usage-of-dynamodb) — 2 comments, 1 upvote
  > **Top comment:** "G2 is not honest.

I wrote 4 detailed reviews because I should win a $10 Amazon gift card for each review. According to G2 dashboard, my reviews reached..."
- Title: [What kind of database is DynamoDB?](https://www.g2.com/discussions/what-kind-of-database-is-dynamodb) — 1 comment
  > **Top comment:** "In short, Fast, Scalable, Robust NoSQL"

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/amazon-relational-database-service-rds-vs-mongodb-vs-google-cloud-firestore-vs-amazon-web-services-aws-amazon-dynamodb)