IBM Cloudant vs. Astra DB, now part of IBM watsonx.data vs. Milvus
IBM Cloudant vs. Astra DB, now part of IBM watsonx.data vs. Milvus
| Product | Rating | Most Used By | Product Summary | Starting Price |
|---|---|---|---|---|
IBM Cloudant | N/A | Cloudant is an open source non-relational, distributed database service that requires zero-configuration. It's based on the Apache-backed CouchDB project and the creator of the open source BigCouch project. Cloudant's service provides integrated data management, search, and analytics engine designed for web applications. Cloudant scales your database on the CouchDB framework and provides hosting, administrative tools, analytics and commercial support for CouchDB and BigCouch. Cloudant is often… | $1 per month per GB of storage above the included 20 GB | |
Astra DB, now part of IBM watsonx.data | N/A | Astra DB is a vector database for developers. In 2025 Datastax, the developer and supporter of Astra DB, was acquired. Astra DB is now available as a component of the IBM watsonx.data Multicloud offering. | N/A | |
Milvus | N/A | Milvus is an open source vector database built to power embedding similarity search and AI applications. Milvus makes unstructured data search more accessible, and provides a consistent user experience regardless of the deployment environment. Milvus 2.0 is a cloud-native vector database with storage and computation separated by design. All components in this refactored version of Milvus are stateless to enhance elasticity and flexibility. | $0 |
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| Entry-level Setup Fee | No setup fee | No setup fee | No setup fee | |||||||||||||||||||||
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| IBM Cloudant | Astra DB, now part of IBM watsonx.data | Milvus |
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| IBM Cloudant | Astra DB, now part of IBM watsonx.data | Milvus | |
|---|---|---|---|
| Small Businesses | Redis Software Score 9.1 out of 10 | Redis Software Score 9.1 out of 10 | InfluxDB Score 8.8 out of 10 |
| Medium-sized Companies | Redis Software Score 9.1 out of 10 | Redis Software Score 9.1 out of 10 | SQLite Score 8.0 out of 10 |
| Enterprises | Redis Software Score 9.1 out of 10 | Redis Software Score 9.1 out of 10 | SQLite Score 8.0 out of 10 |
| All Alternatives | View all alternatives | View all alternatives | View all alternatives |
| IBM Cloudant | Astra DB, now part of IBM watsonx.data | Milvus | |
|---|---|---|---|
| Likelihood to Recommend | 7.0 (45 ratings) | 8.6 (46 ratings) | - (0 ratings) |
| Likelihood to Renew | 7.3 (1 ratings) | - (0 ratings) | - (0 ratings) |
| Usability | 7.7 (5 ratings) | 7.8 (4 ratings) | - (0 ratings) |
| Availability | 8.2 (1 ratings) | - (0 ratings) | - (0 ratings) |
| Performance | 8.2 (1 ratings) | - (0 ratings) | - (0 ratings) |
| Support Rating | 8.6 (4 ratings) | 8.9 (4 ratings) | - (0 ratings) |
| Online Training | 7.3 (2 ratings) | - (0 ratings) | - (0 ratings) |
| Implementation Rating | 8.2 (4 ratings) | - (0 ratings) | - (0 ratings) |
| Configurability | 8.5 (3 ratings) | - (0 ratings) | - (0 ratings) |
| Product Scalability | 9.6 (23 ratings) | 8.5 (44 ratings) | - (0 ratings) |
| Vendor pre-sale | 9.1 (1 ratings) | - (0 ratings) | - (0 ratings) |
| IBM Cloudant | Astra DB, now part of IBM watsonx.data | Milvus | |
|---|---|---|---|
| Likelihood to Recommend | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Pros | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Cons | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Likelihood to Renew | IBM
| Discontinued Products No answers on this topic | Open Source No answers on this topic |
| Usability | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Reliability and Availability | IBM
| Discontinued Products No answers on this topic | Open Source No answers on this topic |
| Performance | IBM
| Discontinued Products No answers on this topic | Open Source No answers on this topic |
| Support Rating | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Online Training | IBM
| Discontinued Products No answers on this topic | Open Source No answers on this topic |
| Implementation Rating | IBM
| Discontinued Products No answers on this topic | Open Source No answers on this topic |
| Alternatives Considered | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Scalability | IBM
| Discontinued Products
| Open Source No answers on this topic |
| Return on Investment | IBM
| Discontinued Products
| Open Source No answers on this topic |
| ScreenShots |







