Compare · vector databases

pgvector VS Weaviate_

As of 4 November 2026, Weaviate is named by 708 companies and pgvector by 713; pgvector skews to companies under 200 people (47% vs 47%), Weaviate to companies over 1,000 (26% vs 26%).

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

The website-and-DNS footprint is not comparable between a marketing suite and a CRM: pgvector's script and mail records show on hundreds of thousands of small sites, Weaviate rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.

pgvector: 2–200 employees
47%
Weaviate: 2–200 employees
47%
pgvector: 1,000+ employees
26%
Weaviate: 1,000+ employees
26%
Postings per company, 90 days
2.4 · 2.3
Website or DNS footprint
0 · 0
713companies name pgvector
708companies name Weaviate
457name both
1,741 · 1,598postings in 90 days, pgvector · Weaviate
02 — Side by side

Who chooses which

Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.

By company size
SegmentpgvectorshareWeaviateshareLeans
Self-employed395%466%even
2-10 employees9513%8913%even
11-50 employees10515%11316%even
51-200 employees13519%13018%even
201-500 employees9213%8512%even
501-1000 employees629%639%even
1001-5000 employees9613%9313%even
5001-10000 employees223%233%even
10,001+ employees679%669%even
By industry
SegmentpgvectorshareWeaviateshareLeans
Technology & software41558%45865%Weaviate
Business & finance services15522%13619%pgvector
Manufacturing & industry314%243%even
Media & content213%172%even
Consumer services & leisure183%203%even
Commerce & trade152%91%even
Public, community & associations142%152%even
Utilities & infrastructure122%101%even
Property & construction101%61%even
Health care81%51%even
Transport, logistics & rental71%30%even
Hospitality & travel41%41%even
By country
SegmentpgvectorshareWeaviateshareLeans
United States42960%44162%Weaviate
United Kingdom436%466%even
Germany324%223%even
India284%477%Weaviate
France203%193%even
Canada172%213%even
Brazil142%81%even
Italy112%61%even
Singapore112%101%even
Switzerland81%––outside top 12
Spain81%71%even
Poland81%61%even
Australia––81%outside top 12
Postings by team (share of each tool's postings)
SegmentpgvectorshareWeaviateshareLeans
Data & AI1,24158%1,33162%Weaviate
Software engineering63930%53125%pgvector
IT operations & business systems543%352%even
Engineering (non-software)201%131%even
Product, program & project management131%100%even
Sales111%111%even
General management & consulting80%191%even
construction and civil10%10%even
Finance & accounting10%10%even
Marketing & communications10%30%even
Unclassified10%30%even
Legal, compliance & risk––30%outside top 12
arts media and entertainment––10%outside top 12
Business development & strategy––10%outside top 12
Education & training––10%outside top 12
Human resources––10%outside top 12
Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

Weaviate is named by 708 companies in job postings and pgvector by 713; 457 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/pgvector-vs-weaviate)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
  • Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
  • SegmentsCountry, size and industry from the company profile built from its website.
  • Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
FAQ

pgvector vs Weaviate: questions

Which is more used, pgvector or Weaviate?

By companies naming it in their own job postings, pgvector (713) over Weaviate (708). By website-and-DNS footprint, Weaviate (0 vs 0), because its scripts and mail records sit on many small company sites.

Who chooses pgvector?

47% of pgvector companies have 2 to 200 employees, against 47% for Weaviate. 26% of pgvector companies have over 1,000 employees, against 26% for Weaviate.

Do companies run both?

457 companies name both in their postings, usually pgvector in marketing and Weaviate in sales, or during a migration.

Where do these numbers come from?

From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.

Companies and people

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