Comparison

LanceDB vs Milvus

No clear leader: LanceDB (59.2) and Milvus (58.7) 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
Milvus59
Score
Vioscale score
LanceDB59 / 100low · 43%updating
Milvus59 / 100medium · 52%updating
Pricing
Free tier
LanceDB
Milvus
Model
LanceDBcommercial
Milvusfreemium
Price level
LanceDB
Milvuslow
Transparent
LanceDB
Milvus
Integrations
Count
LanceDB15
Milvus7
Adoption
Dependent repos
LanceDB453
Milvus7
Github stars
LanceDB11,284
Milvus45,802
Package downloads weekly
LanceDB1,350,674
Milvus
Activity
Commits last 30d
LanceDB100
Milvus100
Release
Cadence days
LanceDB
Milvus6
History
LanceDB20 items
Milvus20 items
License
Spdx
Language
Primary
LanceDBRust
MilvusGo
Market
Availability
Milvus

Capabilities

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

Deployment
Deployment
LanceDBSelf-hosted
Milvus-
Serverless / consumption pricing
LanceDB-
Milvus
Index
ANN index (HNSW / IVF / DiskANN / ScaNN / flat)
LanceDB-
Milvus-
Distance metrics (cosine / dot / Euclidean)
LanceDB-
Milvuscosine, Euclidean, dot product
Query
Metadata filtering
LanceDBPost-filter
MilvusPre-filter
Hybrid search (dense + sparse fusion)
LanceDB
Milvus
Built-in BM25 / lexical
LanceDB
Milvus
Storage
Quantization
LanceDB-
MilvusProduct
On-disk vs in-memory
LanceDBDisk-backed
MilvusDisk-backed
Scale
Multi-tenancy (namespaces / collections / tenants)
LanceDB
Milvus
Horizontal scale
LanceDBSharded / distributed
MilvusSharded / distributed
Consistency
Consistency
LanceDB-
MilvusEventual
Licensing
Licence class
LanceDBPermissive OSS
MilvusPermissive OSS
Classification
Purpose-built vs feature-of-parent
LanceDBDedicated DBMS
MilvusDedicated 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

Milvus

A distributed database system for storing and searching high-dimensional vectors at scale. Supports multiple deployment models from local notebooks to cloud-managed services, with capabilities for hybrid search combining dense and sparse embeddings.

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.

Milvus

HybridFree tier

Open-source free; managed cloud service available

as of verify ↗

Platform & deployment

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

Platforms
Web
LanceDB
Milvus
CLI
LanceDB
Milvus
Deployment
Cloud / SaaS
LanceDB
Milvus
Self-hosted
LanceDB
Milvus
Hybrid
LanceDB
Milvus

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

Milvus

7 total
  • OpenAI
  • Sentence Transformers
  • BGE-M3
  • SPLADE
  • Jina AI
  • BM25
  • PyMilvus
Independently observed

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