Interactive Calculator

Lead Response Time ROI Calculator

Calculate the revenue impact of improving your lead response time. Based on Harvard Business Review research showing that responding within 5 minutes can increase conversion rates by 9x.

Your Lead Metrics

Select your industry for benchmark comparison

Average number of inbound leads per month

Average contract value (ACV or deal size)

Average time from lead submission to first contact (in minutes)

Examples: 5 min, 30 min, 60 min (1 hour), 1440 min (24 hours)
20%

Your win rate when responding within 24 hours (baseline)

Your ROI Impact

Current Monthly Revenue
$900,000
60 min avg response × 30.0% win rate
Optimized Monthly Revenue
$5,400,000
5 min response × 180.0% win rate (9x multiplier)
💰 Annual Revenue Lift
+$54,000,000
By improving response time to 5 minutes
📈 Revenue Increase
+500%

Potential revenue increase from optimizing lead response time

📊 Industry Benchmark

Your response time: 60 minutes

B2B SaaS average: 45 minutes

⚠️ You're 33% slower than industry average

💡 Response Time Impact Scenarios

See how different response times affect your revenue. Data based on Harvard Business Review research.

BEST IMPACT
5 min response
+$4,500,000/mo
+$54,000,000/year potential
9x conversion multiplier
10 min response
+$1,500,000/mo
+$18,000,000/year potential
4x conversion multiplier
30 min response
+$300,000/mo
+$3,600,000/year potential
2x conversion multiplier
1 hour response
+$0/mo
+$0/year potential
1.5x conversion multiplier

💡 Insight: Responding within 5 min response could add $54,000,000 in annual revenue. Harvard Business Review found that leads contacted within 5 minutes are 9 times more likely to convert than those contacted after an hour.

Never Miss Another 5-Minute Window

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Start Free TrialLearn About Lead Response Time

📚 Research Source

The response time multipliers used in this calculator are based on research by Dr. James Oldroyd at Harvard Business Review and MIT Sloan Management Review.

  • • Leads contacted within 5 minutes are 9x more likely to convert
  • • After 10 minutes, conversion probability drops by 400%
  • • After 1 hour, you've lost 83% of potential conversions
  • • Study based on 2.2 million leads across 42 industries

📋 Calculation Methodology

  • Formula: Monthly Revenue = Monthly Leads × Avg Deal Size × (Baseline Win Rate × Response Time Multiplier)
  • Example: 200 leads × $15k × (20% × 9.0) = $540k/month (5-min response)
  • Benchmarks: Industry averages based on 939 B2B companies
  • Multipliers: Based on HBR research: 5min=9x, 10min=4x, 30min=2x, 1hr=1.5x, 24hr=1x (baseline), 48hr+=0.4x