---
title: "pgvector vs Weaviate: Which is more popular by branded search?"
description: "Which is more popular in search, pgvector or Weaviate? Compare estimated monthly branded-search demand and Share of Search inside the Vector databases set worldwide. 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."
canonical: "https://gobrandwave.com/demand/global-en/compare/pgvector-vs-weaviate"
publisher: "Brandwave"
---

# pgvector vs Weaviate: Which is more popular by branded search?

Which is more popular in search, pgvector or Weaviate? Compare estimated monthly branded-search demand and Share of Search inside the Vector databases set worldwide. 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.

## Key facts

- **Compared**: pgvector and Weaviate
- **Competitive set**: Vector databases
- **Market**: Global
- **Month measured**: Aug 2026
- **pgvector Share of Search**: 17.5%
- **Weaviate Share of Search**: 6.4%

## Which is more popular in search, pgvector or Weaviate?

- In August 2026, pgvector had more branded searches than Weaviate among vector databases worldwide. pgvector was estimated to have 27.1K branded searches compared to Weaviate’s 9.9K, and held a 17.5% Share of Search versus Weaviate’s 6.4%.
- pgvector was ahead of Weaviate in every measured month of the 11 months ending August 2026.
- 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.
- Across the 11 months ending August 2026, Weaviate’s estimated Share of Search among vector databases worldwide moved from 12.9% to 6.4%, and its estimated monthly branded searches moved from 22.2K to 9.9K.

## How did search popularity change for vector databases worldwide in August 2026?

- In August 2026, pgvector gained estimated Share of Search among vector databases worldwide, from 16.1% to 17.5%.
- In August 2026, Weaviate rose from 6th to 5th among vector databases worldwide.

## Month by month

| Month | pgvector estimated searches | pgvector Share of Search | pgvector rank | Weaviate estimated searches | Weaviate Share of Search | Weaviate rank |
| --- | --- | --- | --- | --- | --- | --- |
| Oct 2025 | 27.1K | 15.8% | 3 | 22.2K | 12.9% | 4 |
| Nov 2025 | 27.1K | 15.8% | 3 | 22.2K | 12.9% | 4 |
| Dec 2025 | 27.1K | 17% | 3 | 18.1K | 11.3% | 4 |
| Jan 2026 | 27.1K | 16.5% | 3 | 18.1K | 11% | 4 |
| Feb 2026 | 27.1K | 15.8% | 3 | 18.1K | 10.5% | 5 |
| Mar 2026 | 33.1K | 15.6% | 4 | 18.1K | 8.5% | 5 |
| Apr 2026 | 33.1K | 18.2% | 3 | 14.8K | 8.2% | 5 |
| May 2026 | 33.1K | 17.9% | 4 | 14.8K | 8% | 5 |
| Jun 2026 | 33.1K | 16.8% | 3 | 12.1K | 6.1% | 5 |
| Jul 2026 | 27.1K | 16.1% | 4 | 9.9K | 5.9% | 6 |
| Aug 2026 | 27.1K | 17.5% | 4 | 9.9K | 6.4% | 5 |
| Sep 2026 | — | — | — | — | — | — |

## How each brand is measured

Brandwave collects information about searches that people make online using pgvector’s and Weaviate’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.

- **pgvector**: Measured on the search term “pgvector”.
- **Weaviate**: Measured on the search term “weaviate”.

- [pgvector profile](/demand/global-en/brands/pgvector)
- [Weaviate profile](/demand/global-en/brands/weaviate)
- [All vector databases worldwide](/demand/global-en/categories/vector-databases): The set both shares are measured inside, 6 brands.

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which is more popular in search, pgvector or Weaviate?

In August 2026, pgvector had more branded searches than Weaviate among vector databases worldwide. pgvector was estimated to have 27.1K branded searches compared to Weaviate’s 9.9K, and held a 17.5% Share of Search versus Weaviate’s 6.4%.

## Cite this page

Brandwave. "pgvector vs Weaviate: Which is more popular by branded search?". https://gobrandwave.com/demand/global-en/compare/pgvector-vs-weaviate

This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/pgvector-vs-weaviate. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.