Cognism vs Clay
Side-by-side from the Top 11 rankings of The 11 Best B2B Data Providers & Contact Databases (2026) and 11 Best AI Sales Tools 2026 — Gong vs Outreach vs Salesloft + 8 Rivals, No Paid Listings. Last verified June 18, 2026.
The short answer
Cognism ranks higher on Top 11 (#3 vs #11) for Sales teams sourcing verified B2B contact lists and intent data / Sales leaders and SDRs using AI for prospecting and conversation analysis. The leader in GDPR-compliant European data, with excellent human-verified mobile numbers for direct outreach.
At a glance
| Cognism | Clay | |
|---|---|---|
| Top 11 rank | #3 / The 11 Best B2B Data Providers & Contact Databases (2026) | #11 / 11 Best AI Sales Tools 2026 — Gong vs Outreach vs Salesloft + 8 Rivals, No Paid Listings |
| Score (out of 9.4) | 8.8 | 7.2 |
| Best for | Best for EU data & compliance | Workflow automation for prospecting |
| Pricing | $$$ (Custom quotes, from $10k/yr) | $$ ($149 to $800/mo) |
| HQ | London, UK | New York, USA |
| Founded | 2015 | 2020 |
Cognism
The leader in GDPR-compliant European data, with excellent human-verified mobile numbers for direct outreach.
www.cognism.comSee full entry in The 11 Best B2B Data Providers & Contact Databases (2026)
Clay
A powerful, flexible automation platform for building bespoke data enrichment and prospecting workflows.
www.clay.comMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.