Relative Fat Mass (RFM) Calculator
Relative Fat Mass (RFM)
Free RFM calculator
cm
cm
Formula
Male: RFM = 64 - 20×(Height/Waist). Female: RFM = 76 - 20×(Height/Waist)
Frequently Asked Questions
What is RFM?
Relative Fat Mass estimates body fat using only height and waist circumference. Its more accurate than BMI, correlating ~85% with DXA scans.
How accurate is RFM?
RFM correlates better with DXA-measured body fat than BMI (r=0.85 vs r=0.65). It captures abdominal adiposity which BMI misses.
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