Cocksure
Size percentiles

Every Penis Size, Ranked by Percentile

Look up any erect length or girth and see its exact percentile and rarity against the Veale 2015 nomogram of 15,521 men. Pick a size below for the full breakdown.

Prefer the narrative version? Read the penis size chart, or run your own numbers in the size calculator.

Length by inch

Size Percentile Rarity
3.5 in (8.9 cm) 1st 1 in 185 View →
4 in (10.2 cm) 4th 1 in 27 View →
4.5 in (11.4 cm) 15th 1 in 6 View →
5 in (12.7 cm) 40th 1 in 2 View →
5.5 in (14 cm) 70th 1 in 3 View →
6 in (15.2 cm) 90th 1 in 10 View →
6.5 in (16.5 cm) 98th 1 in 49 View →
7 in (17.8 cm) 99th 1 in 400 View →
7.5 in (19.1 cm) >99.9th top tier View →
8 in (20.3 cm) >99.9th top tier View →
8.5 in (21.6 cm) >99.9th top tier View →
9 in (22.9 cm) >99.9th top tier View →

Length by centimetre

Size Percentile Rarity
10 cm (3.9 in) 3rd 1 in 33 View →
11 cm (4.3 in) 10th 1 in 10 View →
12 cm (4.7 in) 25th 1 in 4 View →
13 cm (5.1 in) 47th 1 in 2 View →
14 cm (5.5 in) 70th 1 in 3 View →
15 cm (5.9 in) 87th 1 in 8 View →
16 cm (6.3 in) 96th 1 in 24 View →
17 cm (6.7 in) 99th 1 in 103 View →
18 cm (7.1 in) 99th 1 in 609 View →
19 cm (7.5 in) >99.9th top tier View →
20 cm (7.9 in) >99.9th top tier View →
21 cm (8.3 in) >99.9th top tier View →
22 cm (8.7 in) >99.9th top tier View →

Girth by inch

Size Percentile Rarity
3.5 in (8.9 cm) 1st 1 in 170 View →
4 in (10.2 cm) 9th 1 in 12 View →
4.5 in (11.4 cm) 42nd 1 in 2 View →
5 in (12.7 cm) 83rd 1 in 6 View →
5.5 in (14 cm) 98th 1 in 56 View →
6 in (15.2 cm) >99.9th top tier View →
6.5 in (16.5 cm) >99.9th top tier View →
7 in (17.8 cm) >99.9th top tier View →

Girth by centimetre

Size Percentile Rarity
9 cm (3.5 in) 1st 1 in 128 View →
10 cm (3.9 in) 7th 1 in 15 View →
11 cm (4.3 in) 27th 1 in 4 View →
12 cm (4.7 in) 62nd 1 in 3 View →
13 cm (5.1 in) 89th 1 in 9 View →
14 cm (5.5 in) 98th 1 in 60 View →
15 cm (5.9 in) 99th 1 in 835 View →
16 cm (6.3 in) >99.9th top tier View →
17 cm (6.7 in) >99.9th top tier View →

Percentiles come from the Veale 2015 clinician-measured nomograms (erect length mean 13.12 cm, girth mean 11.66 cm). They assume an approximately normal distribution, the standard nomogram approach.

Educational information only — not medical advice. If you have health concerns, talk to a doctor.