Attio vs Lead Onion
A factual comparison of features, pricing, and capabilities.
Attio
Attio is a CRM that syncs contacts and email in real time and lets teams model their own objects, workflows and reports on top of that data. It is sold in Free, Plus, Pro and Enterprise plans priced per user.
Lead Onion
Buyer intent platform that combines person-based, account-based and website-based intent (topic intent via Bombora, Foundry or Continuity, competitor engagement, events, technologies) with contact reveals and an AI buyer-intent agent, syncing leads into HubSpot, Salesforce, Microsoft Dynamics, Outreach and Slack.
Pricing comparison.
Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.
Feature comparison.
| Feature | Attio | Lead Onion |
|---|---|---|
| Real-time contact syncing | ||
| Automatic data enrichment | ||
| Custom objects and custom relationship attributes | ||
| Workflows and integration blocks | ||
| Sequences for personalized outreach | ||
| Call Intelligence to record and analyze meetings | ||
| Reporting and insights in real time | ||
| API and webhook access with an app SDK and MCP server | ||
| Person Based Intent | ||
| Account Based Intent | ||
| Website Based Intent | ||
| Research Quadrant | ||
| Watchlist | ||
| Account Level Intent | ||
| Topic Intent | ||
| Competitors | ||
| Events | ||
| Technologies | ||
| In-Market Accounts | ||
| Prospects Search |
Native integrations.
Attio
Lead Onion
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Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.