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GlossaryAugust 17, 20252 min read

Marketing Qualified Lead (MQL)

MQL is marketing-ready lead. 13-25% convert to SQL. Align definition with sales to avoid frustration.

By The Ad Spend
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A lead that marketing has deemed ready for sales follow-up based on engagement criteria like content downloads, email opens, or website behavior.

Formula

Lead meeting marketing criteria

Benchmark range

MQL-to-SQL conversion: 13-25%. MQL-to-customer: 1-5%. Rates vary by lead source and qualification criteria.

Why it matters

MQL definitions vary by company—agree on criteria with sales before measuring. Strict MQL = fewer but better leads. Loose definitions inflate counts but frustrate sales. If sales complains about lead quality, tighten MQL criteria.

Where it applies

  • HubSpot
  • Salesforce
  • Marketing Automation

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