Comparison

LanceDB vs Weaviate

No clear leader: Weaviate (63.7) and LanceDB (59.2) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
LanceDB59
Weaviate64
Score
Vioscale score
LanceDB59 / 100low · 43%
Weaviate64 / 100high · 75%
Pricing
Free tier
LanceDB
Weaviate
Model
LanceDBcommercial
Weaviatefreemium
Price level
LanceDB
Weaviatelow
Transparent
LanceDB
Weaviate
Integrations
Count
LanceDB15
Weaviate25
Reliability
Sla pct
LanceDB
Weaviate99.95
Status page
LanceDB
Weaviate
Adoption
Dependent repos
LanceDB453
Weaviate15
Github stars
LanceDB11,284
Weaviate16,753
Package downloads weekly
LanceDB1,350,674
Weaviate
Activity
Commits last 30d
LanceDB100
Weaviate100
Release
Cadence days
LanceDB
Weaviate1
History
LanceDB20 items
Weaviate20 items
License
Spdx
LanceDBApache-2.0
WeaviateBSD-3-Clause
Language
Primary
LanceDBRust
WeaviateGo
Market

Capabilities

Feature-by-feature on the axes that matter for vector databases. “-” means undocumented, not absent.

Deployment
Deployment
LanceDBSelf-hosted
WeaviateSelf-hosted
Serverless / consumption pricing
LanceDB-
Weaviate-
Index
ANN index (HNSW / IVF / DiskANN / ScaNN / flat)
LanceDB-
WeaviateHNSW
Distance metrics (cosine / dot / Euclidean)
LanceDB-
Weaviate-
Query
Metadata filtering
LanceDBPost-filter
Weaviate-
Hybrid search (dense + sparse fusion)
LanceDB
Weaviate
Built-in BM25 / lexical
LanceDB
Weaviate
Storage
Quantization
LanceDB-
WeaviateProduct
On-disk vs in-memory
LanceDBDisk-backed
Weaviate-
Scale
Multi-tenancy (namespaces / collections / tenants)
LanceDB
Weaviate
Horizontal scale
LanceDBSharded / distributed
WeaviateSharded / distributed
Consistency
Consistency
LanceDB-
Weaviate-
Licensing
Licence class
LanceDBPermissive OSS
WeaviatePermissive OSS
Classification
Purpose-built vs feature-of-parent
LanceDBDedicated DBMS
WeaviateDedicated DBMS

What each one is

The product in its own terms, so the numbers below have context.

LanceDB

A purpose-built lakehouse designed for AI applications that unifies storage, indexing, and retrieval of multimodal data (text, images, videos, and more) at petabyte scale. Enables fast vector search, metadata filtering, and feature engineering workflows for machine learning workloads without data synchronization overhead.

Independently observed

Weaviate

Weaviate is an open-source vector database that supports hybrid search, metadata filtering, and scalable deployments. It enables developers to build AI applications with semantic search capabilities.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

LanceDB

Pricing not documented yet.

Weaviate

HybridFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
LanceDB
Weaviate
CLI
LanceDB
Weaviate
Deployment
Cloud / SaaS
LanceDB
Weaviate
Self-hosted
LanceDB
Weaviate

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

LanceDB

15 total
  • LangChain
  • LlamaIndex
  • DuckDB
  • Apache Arrow
  • Pandas
  • Polars
  • CrewAI
  • Hugging Face
  • Apache Fluss
  • Ray
  • Volcano Engine
  • Voxel51
  • Continue
  • OpenClaw
  • LeRobot
Independently observed

Weaviate

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.