# Milvus, Zilliz vs Weaviate Comparison

| | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Star Rating** | 4.7 out of 5 | 4.7 out of 5 | 4.6 out of 5 | 
| **Total Reviews** | 12 | 53 | 29 | 
| **Largest Market Segment** | Small-Business (45.5% of reviews) | Small-Business (48.0% of reviews) | Small-Business (75.9% of reviews) | 
| **Entry Level Price** | Free | Free | Free | 

---
## Top Pros & Cons

### Milvus

**Not enough data**

### Zilliz

Pros:
- Ease of Use (9 reviews)
- Speed (8 reviews)

Cons:
- Expensive (4 reviews)
- Limitations (3 reviews)

### Weaviate

**Not enough data**

---
## Ratings Comparison
| Rating | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
  | **Meets Requirements** | 9.1 (11 reviews) | 9.3 (48 reviews) | 8.8 (27 reviews) | 
  | **Ease of Use** | 8.5 (11 reviews) | 9.3 (50 reviews) | 9.0 (28 reviews) | 
  | **Ease of Setup** | 7.5 (10 reviews) | 9.1 (29 reviews) | 8.6 (20 reviews) | 
  | **Ease of Admin** | 8.6 (7 reviews) | 8.9 (12 reviews) | 8.8 (12 reviews) | 
  | **Quality of Support** | 8.7 (10 reviews) | 9.5 (44 reviews) | 8.6 (26 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.0 (7 reviews) | 9.1 (11 reviews) | 8.5 (11 reviews) | 
  | **Product Direction (% positive)** | 10.0 (11 reviews) | 9.5 (45 reviews) | 9.2 (28 reviews) | 

---
## Pricing

### Milvus

#### Entry-Level Pricing

Plan: Free & Open Source

Price: Free

Description: Milvus is open source software and free to use under the Apache 2.0 license. To learn more, visit: https://github.com/milvus-io/milvus/blob/master/LICENSE

Key Features:
- Easy to use
- Blazing fast 
- Highly available

[Learn more about Milvus](https://www.g2.com/products/milvus/reviews)

#### Free Trial

Yes

### Zilliz

#### Entry-Level Pricing

Plan: Starter

Price: Free

Description: The simplest way to experience a fully-managed vector database.

Key Features:
- Up to 1 million vectors
- Up to 2 free collections
- No credit card required

[Browse all 3 editions](https://www.g2.com/products/zilliz/pricing)

#### Free Trial

Yes

### Weaviate

#### Entry-Level Pricing

Plan: Self-Deployed

Price: Free

Description: Weaviate is an open-source vector database that simplifies the development of AI applications. Built-in vector and hybrid search, easy-to-connect machine learning models, and a focus on data privacy enable developers of all levels to build, iterate, and scale AI capabilities faster.



Key Features:
- Open-source, developer-friendly AI platform
-  Connect with 20+ ML model integrations
- Combine vector and keyword searches seamlessly

[Browse all 4 editions](https://www.g2.com/products/weaviate/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Database Management Systems (DBMS)

| Product | Score | Reviews |
|---|---|---|
| **Milvus** | N/A | N/A |
| **Zilliz** | 9.4/10 | 25 |
| **Weaviate** | N/A | N/A |

#### Management

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Data dictionary** | Not enough data | 9.7 (24 reviews) | Not enough data | 
| **Data Replication** | Not enough data | 9.4 (24 reviews) | Not enough data | 
| **Query Language** | Not enough data | 9.3 (25 reviews) | Not enough data | 
| **Data Modeling** | Not enough data | 9.5 (25 reviews) | Not enough data | 
| **Performance Analysis** | Not enough data | 9.3 (24 reviews) | Not enough data | 

#### Maintenance

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Data Migration** | Not enough data | 9.3 (23 reviews) | Not enough data | 
| **Backup and Recovery** | Not enough data | 9.2 (24 reviews) | Not enough data | 
| **Multi-User Environment** | Not enough data | 9.3 (24 reviews) | Not enough data | 

#### Security

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Data Encryption** | Not enough data | 9.5 (23 reviews) | Not enough data | 
| **User Access Control** | Not enough data | 9.3 (23 reviews) | Not enough data | 

### Vector Database

| Product | Score | Reviews |
|---|---|---|
| **Milvus** | 9.0/10 | 7 |
| **Zilliz** | 9.4/10 | 27 |
| **Weaviate** | 8.7/10 | 26 |

#### Data Indexing

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Semantic Search** | Not enough data | 9.6 (27 reviews) | 8.8 (26 reviews) | 
| **Indexing Data** | 9.0 (5 reviews) | 9.6 (27 reviews) | 8.6 (26 reviews) | 

#### Filters

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Accurate Search** | 9.0 (5 reviews) | 9.2 (27 reviews) | 8.7 (25 reviews) | 
| **Single Stage Filtering - Vector Database** | Not enough data | 9.3 (27 reviews) | 8.7 (26 reviews) | 

### AWS Marketplace

| Product | Score | Reviews |
|---|---|---|
| **Milvus** | N/A | N/A |
| **Zilliz** | N/A | N/A |
| **Weaviate** | N/A | N/A |

#### Agentic AI - AWS Marketplace

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | 

### AI Search & Retrieval Infrastructure Platforms

| Product | Score | Reviews |
|---|---|---|
| **Milvus** | N/A | N/A |
| **Zilliz** | N/A | N/A |
| **Weaviate** | N/A | N/A |

#### Retrieval intelligence - AI Search & Retrieval Infrastructure Platforms

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Advanced relevance tuning** | Not enough data | Not enough data | Not enough data | 
| **Query understanding & expansion** | Not enough data | Not enough data | Not enough data | 
| **Multistage retrieval & re-ranking** | Not enough data | Not enough data | Not enough data | 
| **Context-aware & personalized search** | Not enough data | Not enough data | Not enough data | 

#### Embedding & model management - AI Search & Retrieval Infrastructure Platforms

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Embedding versioning & lifecycle management** | Not enough data | Not enough data | Not enough data | 
| **Multimodal search support** | Not enough data | Not enough data | Not enough data | 
| **Pluggable embedding & LLM providers** | Not enough data | Not enough data | Not enough data | 

#### LLM retrieval & RAG optimization - AI Search & Retrieval Infrastructure Platforms

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Retrieval pipeline orchestration** | Not enough data | Not enough data | Not enough data | 
| **LLM-aware retrieval optimization** | Not enough data | Not enough data | Not enough data | 
| **Hybrid retrieval strategy optimization** | Not enough data | Not enough data | Not enough data | 

#### Data Enrichment & Index Intelligence - AI Search & Retrieval Infrastructure Platforms

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Incremental & streaming index updates** | Not enough data | Not enough data | Not enough data | 
| **Built-in data enrichment** | Not enough data | Not enough data | Not enough data | 

#### Security & governance - AI Search & Retrieval Infrastructure Platforms

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Fine-grained access controls** | Not enough data | Not enough data | Not enough data | 
| **Data residency & retention policies** | Not enough data | Not enough data | Not enough data | 
| **Audit logs & retrieval traceability** | Not enough data | Not enough data | Not enough data | 

#### Operations, observability & reliability - AI Search & Retrieval Infrastructure Platforms

| Feature | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Search analytics & relevance debugging** | Not enough data | Not enough data | Not enough data | 
| **High availability & disaster recovery** | Not enough data | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Vector Database Software](https://www.g2.com/categories/vector-database)

**Unique to Milvus (2):** [AWS Marketplace Software](https://www.g2.com/categories/aws-marketplace), [ AI Search & Retrieval Infrastructure Platforms Software](https://www.g2.com/categories/ai-search-retrieval-infrastructure-platforms)

**Unique to Zilliz (1):** [Database Management Systems (DBMS)](https://www.g2.com/categories/database-management-systems-dbms)

**Unique to Weaviate (1):** [ AI Search & Retrieval Infrastructure Platforms Software](https://www.g2.com/categories/ai-search-retrieval-infrastructure-platforms)


---
## Reviewer Demographics

### By Company Size

| Segment | Milvus | Zilliz | Weaviate | 
|---|---|---|---|
| **Small-Business** | 45.5% | 48.0% | 75.9% | 
| **Mid-Market** | 36.4% | 38.0% | 13.8% | 
| **Enterprise** | 18.2% | 14.0% | 10.3% | 

### By Industry

#### Milvus

- **Computer Software:** 27.3%
- **Legal Services:** 9.1%
- **Internet:** 9.1%
- **Information Technology and Services:** 9.1%
- **Financial Services:** 9.1%
- **Education Management:** 9.1%
- **Computer & Network Security:** 9.1%
- **Business Supplies and Equipment:** 9.1%
- **Aviation & Aerospace:** 9.1%

#### Zilliz

- **Information Technology and Services:** 18.0%
- **Computer Software:** 18.0%
- **Education Management:** 12.0%
- **Computer & Network Security:** 10.0%
- **Marketing and Advertising:** 6.0%
- **Automotive:** 4.0%
- **Medical Practice:** 4.0%
- **Design:** 4.0%
- **Accounting:** 2.0%
- **Apparel & Fashion:** 2.0%
- **Other:** 20.0%

#### Weaviate

- **Computer Software:** 27.6%
- **Marketing and Advertising:** 13.8%
- **Consulting:** 10.3%
- **Information Technology and Services:** 10.3%
- **Information Services:** 6.9%
- **Telecommunications:** 3.4%
- **Research:** 3.4%
- **Online Media:** 3.4%
- **Legal Services:** 3.4%
- **Insurance:** 3.4%
- **Other:** 13.8%

---
## Alternatives

### Alternatives to Milvus

- [Algolia](https://www.g2.com/products/algolia/reviews) — 4.5/5 stars (451 reviews)
- [Elasticsearch](https://www.g2.com/products/elastic-elasticsearch/reviews) — 4.5/5 stars (292 reviews)
- [SearchStax](https://www.g2.com/products/searchstax/reviews) — 4.5/5 stars (176 reviews)
- [Redis Software](https://www.g2.com/products/redis-software/reviews) — 4.5/5 stars (134 reviews)
- [SingleStore](https://www.g2.com/products/singlestore/reviews) — 4.5/5 stars (118 reviews)
- [Pinecone](https://www.g2.com/products/pinecone/reviews) — 4.6/5 stars (39 reviews)
- [CrateDB](https://www.g2.com/products/cratedb/reviews) — 4.4/5 stars (85 reviews)
- [Supabase](https://www.g2.com/products/supabase-supabase/reviews) — 4.7/5 stars (47 reviews)
- [TiDB](https://www.g2.com/products/tidb/reviews) — 4.6/5 stars (67 reviews)
- [Clarifai](https://www.g2.com/products/clarifai/reviews) — 4.3/5 stars (66 reviews)

### Alternatives to Zilliz

- [Snowflake](https://www.g2.com/products/snowflake/reviews) — 4.6/5 stars (754 reviews)
- [Teradata Vantage](https://www.g2.com/products/teradata-teradata-vantage/reviews) — 4.3/5 stars (375 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)
- [Microsoft SQL Server](https://www.g2.com/products/microsoft-sql-server/reviews) — 4.4/5 stars (2280 reviews)
- [SAS Viya](https://www.g2.com/products/sas-sas-viya/reviews) — 4.3/5 stars (798 reviews)
- [Databricks](https://www.g2.com/products/databricks/reviews) — 4.6/5 stars (783 reviews)
- [Elasticsearch](https://www.g2.com/products/elastic-elasticsearch/reviews) — 4.5/5 stars (292 reviews)
- [Toad For Oracle](https://www.g2.com/products/quest-software-toad-for-oracle/reviews) — 4.4/5 stars (286 reviews)
- [DbVisualizer](https://www.g2.com/products/dbvisualizer/reviews) — 4.7/5 stars (269 reviews)

### Alternatives to Weaviate

- [Pinecone](https://www.g2.com/products/pinecone/reviews) — 4.6/5 stars (39 reviews)
- [Algolia](https://www.g2.com/products/algolia/reviews) — 4.5/5 stars (451 reviews)
- [Elasticsearch](https://www.g2.com/products/elastic-elasticsearch/reviews) — 4.5/5 stars (292 reviews)
- [Qdrant](https://www.g2.com/products/qdrant/reviews) — 4.5/5 stars (12 reviews)
- [Supabase](https://www.g2.com/products/supabase-supabase/reviews) — 4.7/5 stars (47 reviews)
- [PG Vector](https://www.g2.com/products/pg-vector/reviews) — 3.8/5 stars (12 reviews)
- [SearchStax](https://www.g2.com/products/searchstax/reviews) — 4.5/5 stars (176 reviews)
- [SingleStore](https://www.g2.com/products/singlestore/reviews) — 4.5/5 stars (118 reviews)
- [Redis Software](https://www.g2.com/products/redis-software/reviews) — 4.5/5 stars (134 reviews)
- [CrateDB](https://www.g2.com/products/cratedb/reviews) — 4.4/5 stars (85 reviews)

---
## Top Discussions

### Milvus

No discussions available for this product.

### Zilliz

No discussions available for this product.

### Weaviate

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/milvus-vs-zilliz-vs-weaviate)