Milvus vs pgvector:Which is more popular by branded search?
In August 2026, Milvus and pgvector were level on Share of Search among vector databases worldwide, with an estimated 27.1K branded searches each, at 17.5% estimated Share of Search each. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Milvus or pgvector?
Compare the vector databases engineering teams rely on. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for Milvus, pgvector. The figures are in the table below the chart.
View monthly share of search table
| Month | Qdrant | Pinecone | Milvus | pgvector | Weaviate | Chroma |
|---|---|---|---|---|---|---|
| Oct 2025 | 35.2% | 5.5% | 23.6% | 15.8% | 12.9% | 7% |
| Nov 2025 | 35.3% | 5.3% | 23.6% | 15.8% | 12.9% | 7.1% |
| Dec 2025 | 37.9% | 6.8% | 20.7% | 17% | 11.3% | 6.2% |
| Jan 2026 | 36.8% | 9.5% | 20.1% | 16.5% | 11% | 6% |
| Feb 2026 | 35.2% | 13.4% | 19.3% | 15.8% | 10.5% | 5.8% |
| Mar 2026 | 34.9% | 16% | 19.1% | 15.6% | 8.5% | 5.7% |
| Apr 2026 | 33.3% | 15.3% | 18.2% | 18.2% | 8.2% | 6.7% |
| May 2026 | 32.7% | 18.3% | 17.9% | 17.9% | 8% | 5.3% |
| Jun 2026 | 37.5% | 20.8% | 13.7% | 16.8% | 6.1% | 5% |
| Jul 2026 | 36% | 20% | 16.1% | 16.1% | 5.9% | 5.9% |
| Aug 2026 | 31.9% | 21.6% | 17.5% | 17.5% | 6.4% | 5.2% |
| Sep 2026 | — | — | — | — | — | — |
How has the Milvus and pgvector comparison changed over the last 12 months?
3 findings
- The lead changed hands once in the 11 months ending August 2026: pgvector took it in June 2026.
- Across the 11 months ending August 2026, Milvus’ estimated Share of Search among vector databases worldwide moved from 23.6% to 17.5%, and its estimated monthly branded searches moved from 40.5K to 27.1K.
- Across the 11 months ending August 2026, pgvector’s estimated Share of Search among vector databases worldwide moved from 15.8% to 17.5%, and its estimated monthly branded searches held steady at 27.1K.
How did search popularity change for vector databases worldwide in August 2026?
2 changes
In August 2026, Milvus gained estimated Share of Search among vector databases worldwide, from 16.1% to 17.5%.
In August 2026, pgvector gained estimated Share of Search among vector databases worldwide, from 16.1% to 17.5%.
How each brand is measured
Brandwave collects information about searches that people make online using Milvus’ and pgvector’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Put your own brand in this comparison
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