Weaviate vs FAISS

Table of contents

• vector database comparison: Weaviate vs FAISS
• Deployment Options
• Scalability
• Data Management
• Security
• Vector Similarity Search
• Integration and API
• Community and Ecosystem
• Pricing

vector database comparison: Weaviate vs FAISS

This page contains a detailed comparison of the Weaviate and FAISS vector databases.

You can also check out my detailed breakdown of the most popular vector databases here.

Deployment Options

Feature	Weaviate	FAISS
Local Deployment	✅	✅
Cloud Deployment	✅	❌
On - Premises Deployment	✅	✅

Scalability

Feature	Weaviate	FAISS
Horizontal Scaling	✅	❌
Vertical Scaling	✅	✅
Distributed Architecture	✅	❌

Data Management

Feature	Weaviate	FAISS
Data Import	✅	✅
Data Update / Deletion	✅	✅
Data Backup / Restore	✅	❌

Security

Feature	Weaviate	FAISS
Authentication	✅	❌
Data Encryption	✅	❌
Access Control	✅	❌

Vector Similarity Search

Feature	Weaviate	FAISS
Distance Metrics	Cosine, Euclidean, Jaccard	Euclidean, Inner Product
ANN Algorithms	HNSW, Beam Search	IVF, HNSW, Flat
Filtering	✅	❌
Post-Processing	✅	❌

Integration and API

Feature	Weaviate	FAISS
Language SDKs	Python, Go, JavaScript	Python
REST API	✅	❌
GraphQL API	✅	❌
GRPC API	❌	❌

Community and Ecosystem

Feature	Weaviate	FAISS
Open-Source	✅	✅
Community Support	✅	✅
Integration with Frameworks	✅	✅

Pricing

Feature	Weaviate	FAISS
Free Tier	❌	✅
Pay-as-you-go	❌	❌
Enterprise Plans	✅	❌