Weaviate offers a free tier to compete with premium Redis setups. Switch when your query workloads require native vector search over in-memory caching.
Independently verified metrics. Sources: ANN-Benchmarks, vendor documentation. Verified 2026.
| Tool | QPS @ 1M vecs | P99 Latencyms | Recall@10% | Index Builds/1M |
|---|---|---|---|---|
| Pinecone | 5,000 | 12 | 99% | - |
| Weaviate | 7,000 | 10 | 99.2% | 220 |
| Qdrant | 8,000 | 8 | 99.5% | 180 |
| Zilliz Cloud | 12,000 | 5 | 98.8% | 150 |
Alternatives are not always the right move. Redis Vector Store remains strong in these scenarios.
9 vector databases evaluated. Key factors: indexing speed, query latency, and integration with LLM frameworks.
Expert Take
Redis Vector Store works well when you already run Redis in your stack and need to query vectors alongside traditional data with sub-millisecond latency. The friction starts when you need high efficiency for locally stored data, as its performance is optimized primarily for cloud environments like Amazon Cloud or Google Cloud. Before buying, compare vs Pinecone, a dedicated cloud-native vector database that does not require managing in-memory infrastructure.
Oleh KemFounder & Lead AnalystManaged vector database for AI applications with embedding storage, similarity search, and metadata filtering.. Rated 4.7/5 vs 4.5/5 for Redis Vector Store.
Open-source vector database with multi-modal search, structured filtering, and built-in vectorization.. Rated 4.7/5 vs 4.5/5 for Redis Vector Store.
Managed vector database integrated into Databricks, storing embeddings alongside Delta Lake tables.. Rated 4.7/5 vs 4.5/5 for Redis Vector Store.
Rust-based open-source vector database with high-performance similarity search and rich filtering.. Starts cheaper at $65/mo vs $200/mo.
Managed MongoDB cloud service with built-in vector search on AWS, Azure, and GCP.. Starts cheaper at $57/mo vs $200/mo.
Elasticsearch vector search with HNSW dense vector fields and k-NN search, available from v8.0+.. Starts cheaper at $99/mo vs $200/mo.
Milvus is an open-source vector database designed for billion-scale similarity search, maintained by Zilliz.. Starts cheaper at $126/mo vs $200/mo.
An open-source, developer-first embedding database for building and testing AI applications with minimal setup.. Redis Vector Store edges it on ratings (4.5 vs 4.3/5).
Showing 8 of 9 alternatives
Redis Vector Store compared against all 9 vector databases alternatives. Pricing, free plan availability, rating, and vector databases-specific capabilities.
| Tool | Price | Free Plan | Rating |
|---|---|---|---|
 | $200/mo | 4.4G2 | |
 | $20/mo | 4.6G2 | |
 | $45/mo | 4.6G2 | |
| Custom | No | 4.6G2 |
 | $65/mo | 4.5G2 | |
| $57/mo | 4.5G2 | |
| $99/mo | 4.5G2 | |
| $126/mo | 4.4G2 | |
 | $250/mo | 4.2G2 | |
 | Free | 3.8G2 |
Choose Pinecone if you need easiest managed vector db to get started with
Choose Weaviate if you need open source with managed cloud option gives deployment flexibility
Choose Databricks Vector Search if you need seamless integration with delta lake and unity catalog