6.5 inches — Percentile Ranking
Erect Length
Percentile98th
ClassificationAbove average
Z-score2.04
vs. Mean-6.62 cm
Erect length distribution Distribution (cm)
Erect Girth
Percentile100th
ClassificationAbove average
Z-score4.41
vs. Mean-5.16 cm
Erect girth distribution Distribution (cm)
What This Means
A erect size of 6.5 inches places you above the population average. This is based on the Veale et al. (2015) systematic review of 15,521 men.
How Common Is 6.5 inches?
Percentile98th
Men measuring shorter98%
Men measuring longer2%
About 98% of men have a erect length below 6.5 inches and 2% are above it — roughly 1 in 50 men measure longer. Distribution based on the Veale et al. (2015) systematic review of 15,521 men.