Rarity
How rare is your size?
Exactly how rare each erect length is — 6 inches, 7 inches, 8 inches — as a percentile and as '1 in N men', from clinician-measured data (Veale 2015).
Erect lengthPercentile · rarity
| 5"12.7 cm | 40th 1 in 2 |
| 5.5"14.0 cm | 70th 1 in 3 |
| 6"15.2 cm | 90th 1 in 10 |
| 6.5"16.5 cm | 98th 1 in 49 |
| 7"17.8 cm | 100th 1 in 400 |
| 7.5"19.1 cm | 100th 1 in 5650 |
| 8"20.3 cm | 100th 1 in 138581 |
Modelled from Veale 2015 (mean 13.12 cm, SD 1.66). "1 in N" = men longer than that size.
The tiers
Top 1%99–100
Big90–99
Above average65–90
Average35–65
Below average0–35
Run your own number
See your exact percentile
Drop your measurement in and get your rank, rarity and the "1 in N" — privately, in your browser.
Get my rank →FAQ
What percentile is 7 inches?+
Seven inches (17.8 cm) erect is roughly the 99.7th percentile — only about 1 in 400 men reach it.
What is the top 1% penis size?+
The top 1% starts around 16.4 cm (6.5 in) erect. Above that you're bigger than 99 of 100 men.
How rare is 6 inches?+
Six inches (15.2 cm) is about the 90th percentile — roughly 1 in 10 men is longer.