AWSVisual low-code tool for building AWS-backed apps from Figma designs
vs
PostgreSQLThe world's most advanced open source database
Comparison · Data Warehouse · weekly run Nov 3
AWS vs PostgreSQL
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
AWS is the stronger AI pick in Data Warehouse: it has a visibility score of 32.5 versus 10.2 for PostgreSQL, and ranks ahead in 58% of the answers that name both.
Choose AWS if…
- You want the brand AI engines rank higher (32.5 vs 10.2)
- You need SOC 1 or SOC 2 or SOC 3 or ISO 27017 or ISO 27018 or ISO 27701 or PCI DSS Level 1 or FedRAMP or DoD SRG or ISO 9001 or ISO 27001 coverage
- You prefer a larger, established vendor (5,000+ employees)
- Core federation and multi-account management included at no extra charge
Choose PostgreSQL if…
- AI answers describe it more positively (35% vs 16% positive)
- Free open-source software
- Adds vector search to an existing PostgreSQL database without a new database
- Wide compatibility with drivers, BI tools, and language ecosystems
AI visibility side by side
Latest weekly run · Nov 3
| Metric | AWS | PostgreSQL |
|---|---|---|
| Visibility score | 32.5% | 10.2% |
| Change vs last week | New | New |
| Rank in Data Warehouse | #5 | #10 |
| Share of voice | 9.3% | 2.7% |
| Mentions this run | 52 | 15 |
| Positive in AI answers | 16% | 35% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
AWS 0pp · PostgreSQL 0pp over 0 weekly runs.
Engine by engine
AWS leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
AWSPostgreSQL
Head to head in AI answers
12 engine answers name both brands
7AWS ranked higher
5PostgreSQL ranked higher
| Prompt | Engine | AWS | PostgreSQL |
|---|---|---|---|
| How do I choose a data warehouse for a mid-market team? | Perplexity | #2 | #7 |
| How do companies store and query business data at scale without a dedicated tool? | AI Mode | #8 | #6 |
| What should a data warehouse integrate with? | AI Mode | #8 | #1 |
| What are the best data warehouse tools in 2026? | Perplexity | #6 | #12 |
| Top data warehouse options for B2B SaaS companies | Perplexity | #6 | #11 |
| Best data warehouse for startups | ChatGPT | #6 | #9 |
| Best data warehouse for startups | AI Mode | #4 | #6 |
| Best data warehouse for startups | Perplexity | #5 | #2 |
| Alternatives to the most popular data warehouse | AI Mode | #4 | #7 |
| Best data warehouse with AI features | AI Mode | #5 | #4 |
| What are the pros and cons of DuckDB? | AI Mode | #4 | #2 |
| How much does Databricks cost? | AI Mode | #2 | #5 |
Features, pricing & fit
| Dimension | AWS | PostgreSQL |
|---|---|---|
| Compliance | SOC 1, SOC 2, SOC 3, ISO 27017, ISO 27018, ISO 27701, PCI DSS Level 1, FedRAMP, DoD SRG, ISO 9001, ISO 27001 | — |
| Support | — | Community mailing lists, Community events and local user groups |
| Founded | 2021 | — |
| Headquarters | Seattle, Washington | United States |
| Employees | 5,000+ | 51–200 |
Pros and cons
Themes from the AI answers that mention each brand
AWS
- Core federation and multi-account management included at no extra charge
- Enterprise-grade reliability and uptime on AWS infrastructure
- Pay-as-you-go, usage-based pricing
- Deep integration with the AWS ecosystem and AI tools
- Recognised by analysts such as Gartner and ISG
- Requires strong AWS engineering or technical expertise
PostgreSQL
- Free open-source software
- Adds vector search to an existing PostgreSQL database without a new database
- Wide compatibility with drivers, BI tools, and language ecosystems
- Broad deployment and transparent self-hosted pricing
- Hosting, backups, and maintenance must be paid for when self-hosted
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “AWS vs PostgreSQL”, https://slateindex.ai/compare/aws-vs-postgresql, data of Nov 3, 2026. Licence: CC BY 4.0.