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Head-to-head · Buyer Intent Data Software

6sense vs Lead Onion

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score 6sense #1 in Buyer Intent Data Software 9.4/10 Pricing on request ✓ 1 of 4 features Visit 6sense
Lead Onion #7 in Buyer Intent Data Software 8.5/10 Paid ✓ 3 of 4 features Visit Lead Onion

6sense leads on 0 checks, Lead Onion on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest score6sense · 9.4/10
  • Most featuresLead Onion · 3 of 4

6sense scores higher on our rubric for buyer intent data software: 9.4 against 8.5 out of 10; our editors rank them #1 and #7.

6sense is the better fit for enterprise ABM and buyer-intent teams. Lead Onion is the better fit for teams needing broad signals and sales workflows.

  • 6sense fits best

    Enterprise ABM and buyer-intent teams

  • Lead Onion fits best

    Teams needing broad signals and sales workflows

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Side by side

Feature 6sense 9.4/10 Visit ↗ Lead Onion 8.5/10 Visit ↗
At a glance
Editor score 9.4 8.5
Ranking #1 in Buyer Intent Data Software #7 in Buyer Intent Data Software
Best for Enterprise ABM and buyer-intent teams Teams needing broad signals and sales workflows
Pricing model Paid Paid
Starting price — $500/mo
Free plan — —
Free trial — —
Deployment Cloud, Browser extension Cloud
Platforms Web, Chrome extension Web
Support Docs Email
Compliance SOC 2, ISO 27001, GDPR GDPR, ISO 27001
Integrations 15 integrations 10,000+ integrations
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features 6sense 1/4 · Lead Onion 3/4
Account identification Not checked yet ✓ (best)
Competitor intent Not checked yet ✓ (best)
CRM synchronization Not checked yet ✓ (best)
API access ✓ (best) Not checked yet
Specs
Data refresh Not checked yet Real_time
Intent history window Not checked yet Not checked yet
Our review
Pros
  • Combines intent signals, predictive scoring, and buying-group discovery
  • Offers a 450M-contact database with verified email and direct-dial data
  • Connects with major CRM and sales-engagement platforms plus APIs
  • Combines account, person, website, competitor, topic, and event signals
  • Identifies website visitors and verified decision-makers
  • Connects with Salesforce, HubSpot, Slack, LinkedIn Ads, and Zapier
Cons
  • Pricing requires contacting sales
  • The broad feature set may exceed narrower prospecting needs
  • Export options and workflows depend on the connected sales stack
  • Starts at $500 per month with no free plan
  • Growth pricing is shown as both $1,750 and $2,000 per month
  • Broad functionality may exceed the needs of narrowly focused teams
Our verdict

6sense is a B2B revenue intelligence and sales intelligence platform for marketing and sales teams. It brings together company and people search, buyer and account data acquisition, intent signals, technographics, persona mapping,…

Read the review →

Lead Onion is a SaaS buyer-intent and account-intelligence platform for sales, marketing, and revenue operations teams. It brings together account prioritization, person-level intent, website visitor identification, verified decision-maker…

Read the review →
  1. 6senseBuyer Intent Data Software 9.4Pricing on request
  2. Lead OnionBuyer Intent Data Software 8.5Paid

Strengths and trade-offs

  • 6sense — where it wins

    • Combines intent signals, predictive scoring, and buying-group discovery
    • Offers a 450M-contact database with verified email and direct-dial data
    • Connects with major CRM and sales-engagement platforms plus APIs

    Where it doesn't

    • Pricing requires contacting sales
    • The broad feature set may exceed narrower prospecting needs
    • Export options and workflows depend on the connected sales stack

  • Lead Onion — where it wins

    • Combines account, person, website, competitor, topic, and event signals
    • Identifies website visitors and verified decision-makers
    • Connects with Salesforce, HubSpot, Slack, LinkedIn Ads, and Zapier

    Where it doesn't

    • Starts at $500 per month with no free plan
    • Growth pricing is shown as both $1,750 and $2,000 per month
    • Broad functionality may exceed the needs of narrowly focused teams

More comparisons

All buyer intent data software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update