Penis Size Standard Score Calculator LengthGirth (circumference) Enter erect length in cm 10.00cm⌄ 012345678910111213141516171819202122232425262728293031323334353637383940 . 0123456789 . 0123456789 cm Enter erect circumference in cm 10.00cm⌄ 0123456789101112131415161718192021222324252627282930 . 0123456789 . 0123456789 cm Calculate score → Serious about working toward size gains? I am 18 or olderStart a size-focused routine for free → JavaScript is required for this check.Sourceshttps://pubmed.ncbi.nlm.nih.gov/25487360/Related columnsColumnsWhat Is Average Penis Size? Length, Girth and MeasurementColumnsDo Partners Prefer a Bigger Penis? Size and Satisfaction Related checksFree self-checksRoutine Finder for You | Choose what to improve next