Marketing Efficiency Ratio Calculator
Calculate your MER, aMER, and nMER to evaluate your marketing performance
Total revenue from all sources during the period
All marketing expenses including ads, creative, and team costs
Revenue directly attributed to marketing channels
Revenue from first-time customers only
Frequently Asked Questions
Marketing Efficiency Ratio (MER) Calculator
Calculate Marketing Efficiency Ratio (MER) metrics to evaluate overall marketing performance, attributed efficiency, and new customer acquisition. Use our free MER calculator to apply multiple MER formulas (MER, aMER, nMER), analyze key efficiency metrics, and optimize your marketing ROI with data-driven insights.
Free Calculator
No sign up required. Use this calculator as much as you need.