Azure AI Search vs Google Vertex AI Vector Search
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Google Vertex AI Vector Search is the stronger AI pick in Vector Databases: it has a visibility score of 1.5 versus 1.2 for Azure AI Search, and ranks ahead in 0% of the answers that name both.
Choose Azure AI Search if…
- You need ISO 27001 or ISO 27018 or ISO 27701 or SOC 2 or FedRAMP or HIPAA or GDPR coverage
- Strong analyst recognition as a vector database vendor
Choose Google Vertex AI Vector Search if…
- You want the brand AI engines rank higher (1.5 vs 1.2)
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Azure AI Search | Google Vertex AI Vector Search |
|---|---|---|
| Visibility score | 1.2% | 1.5% |
| Change vs last week | New | New |
| Rank in Vector Databases | #23 | #21 |
| Share of voice | 0.6% | 0.5% |
| Mentions this run | 3 | 3 |
| Positive in AI answers | 67% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Azure AI Search 0pp · Google Vertex AI Vector Search 0pp over 0 weekly runs.
Engine by engine
Google Vertex AI Vector Search leads on 2 of 3 engines
Head to head in AI answers
1 engine answers name both brands
| Prompt | Engine | Azure AI Search | Google Vertex AI Vector Search |
|---|---|---|---|
| Best vector database for enterprise | ChatGPT | #6 | #8 |
Features, pricing & fit
| Dimension | Azure AI Search | Google Vertex AI Vector Search |
|---|---|---|
| Deployment | Cloud service on Microsoft Azure with Dedicated tiers and a Serverless consumption-based pricing model in preview | Fully managed service on Google Cloud |
| Compliance | ISO 27001, ISO 27018, ISO 27701, SOC 2, FedRAMP, HIPAA, GDPR | — |
| Employees | — | 5,000+ |
Pros and cons
Themes from the AI answers that mention each brand
Azure AI Search
- Strong analyst recognition as a vector database vendor
Google Vertex AI Vector Search
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Azure AI Search vs Google Vertex AI Vector Search”, https://slateindex.ai/compare/azure-ai-search-vs-google-vertex-ai-vector-search, data of Nov 2, 2026. Licence: CC BY 4.0.