Zoominfo Vs Cognism Data [repack]

Cognism dominates this space. Because of their European heritage, they have figured out how to ethically source and verify mobile numbers in the UK and Europe. I’ve seen direct comparison tests where Cognism finds 40-50% more valid mobile numbers for UK-based decision-makers than ZoomInfo.

This is the knockout punch for many modern SaaS companies. zoominfo vs cognism data

Cognism, conversely, plays the "best of breed" game. They don't try to be your dialer or your sequencing tool. Instead, they focus on best-in-class integrations with Outreach, Salesloft, HubSpot, and Salesforce. The Cognism plugin inside LinkedIn Sales Nav is seamless—it feels like a native feature rather than a clunky add-on. Cognism dominates this space

Built with a "compliance-first" mindset for GDPR and CCPA. It scrubs mobile numbers against 15 national Do-Not-Call (DNC) lists, including those in the UK, France, and Germany. This is the knockout punch for many modern SaaS companies

ZoomInfo uses proprietary signals and third-party feeds to track web-browsing intent across 12,000+ topics. Cognism integrates Bombora’s consent-based intent data, which many European legal teams prefer for its stricter adherence to privacy standards.

| Feature | ZoomInfo | Cognism | | :--- | :--- | :--- | | | #1 for North America; weaker in EMEA/APAC | #1 for Europe (UK, DACH, France, Nordics); good for US | | Total B2B Contacts | ~200M+ | ~120M+ | | Total Companies | ~35M+ | ~15M+ | | Mobile Phone Numbers | Strong in US (~70% of contacts); weak in EU | Strong in EU (GDPR-compliant mobiles); growing in US | | Direct Dials | Excellent (proprietary via conversation intelligence) | Good (partner network & web scraping) |