Which country has the highest Erect Length (cm)?

Sudan has the highest Erect Length (cm), at 17.95 cm, followed by DR Congo (17.93 cm) and Ecuador (17.59 cm).

Which country has the lowest Erect Length (cm)?

Thailand has the lowest Erect Length (cm), at 9.43 cm.

What is the median Erect Length (cm) across countries?

The median is 14 cm across the 142 countries with data.

Where does this average girth size by country data come from?

Rankodex compiles it from World Population Review and the primary sources it cites: International Penis Sizes Compared - WorldData; Am I normal? A systematic review and construction of nomograms for flaccid and erect penis length and circumference in up to 15521 men - BJUI International; An examination of Rushton’s theory of differences in penis length and circumference and r-K life history theory in 113 populations - Elsevier; The Pseudoscience of Race Differences in Penis Size - Psychology Today.

Country rankings

Average Girth Size by Country

Name: Average Girth Size by Country
Creator: Rankodex

Sudan has the highest Erect Length (cm) (17.95 cm), followed by DR Congo (17.93 cm) and Ecuador (17.59 cm). Thailand has the lowest (9.43 cm).

Health142 countries · 7 metricsUpdated Jan 11, 2026Original page

7 sources

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142 of 235 countries

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Erect Length (cm)

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Ranking

Highest first: the first 15 and last 5 of 142 countries.

Distribution Median and middle halfThe median is the middle value: half of places are above it, half below. The middle half is the range holding the central 50% of places.More in the glossary →

Each dot is one country; the lines mark the median and the middle half.

Median

14 cm

Middle half 12.88 cm – 15.13 cm

Average

13.91 cm

142 countries

Highest

17.95 cm

Sudan

Lowest

9.43 cm

Thailand

Data

Click a column to sort, a row to highlight that place on the charts.

142 countries · # = rank by Erect Length (cm)

#
1	Sudan	17.95 cm	7.1 in	13.08 cm	5.15 in	244.4 cm³	Self-reported	https://www.surveymonkey.com - 2015
2	DR Congo	17.93 cm	7.1 in	13.05 cm	5.14 in	243.0 cm³	Self-reported	l’Universite Kongo / Mbanza-Luvaka. 1997
3	Ecuador	17.59 cm	6.9 in	13.44 cm	5.29 in	252.8 cm³	Measured	University of Guayaquil, Ecuador- Dr. Cesar Cabezas Tamayo Guayaquil. 2013
4	Republic of the Congo	17.33 cm	6.8 in	12.74 cm	5.02 in	223.8 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
5	Ghana	17.31 cm	6.8 in	12.79 cm	5.04 in	225.3 cm³	Self-reported	Noguchi Memorial Institute for Medical Research (NMIMR) 2001
6	Nigeria	17 cm	6.7 in	12.35 cm	4.86 in	206.3 cm³	Measured	Gerofi et al.. 2000
7	Venezuela	16.93 cm	6.7 in	13.03 cm	5.13 in	228.7 cm³	Measured	D’Empaire. Prof. Gabriel Universidad de Venezuela. 1998
8	Lebanon	16.82 cm	6.6 in	12.39 cm	4.88 in	205.5 cm³	Self-reported	Rafik Hariri University Hospital Researchm. 2007.
9	Colombia	16.75 cm	6.6 in	12.98 cm	5.11 in	224.6 cm³	Measured	18 year's old Military survey. Otero Andrade. Fabio E. y Cajigas Plata. Jaime Andrés. Bogo. 2008
10	Cameroon	16.65 cm	6.6 in	12.29 cm	4.84 in	200.1 cm³	Self-reported	African Journal of Urology 2003
11	Jamaica	16.3 cm	6.4 in	12.01 cm	4.73 in	187.1 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
12	Kenya	16.28 cm	6.4 in	12.33 cm	4.85 in	197.0 cm³	Self-reported	https://www.surveymonkey.com - 2015
13	Dominican Republic	15.99 cm	6.3 in	12.17 cm	4.79 in	188.5 cm³	Self-reported	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length and circumference and r-K life history theory in 113 populations
14	Senegal	15.89 cm	6.3 in	12.22 cm	4.81 in	188.8 cm³	Measured	Teunis 2001
15	Cuba	15.87 cm	6.2 in	12.13 cm	4.77 in	185.7 cm³	Measured	Journal of Sexology 2002
16	New Zealand	15.79 cm	6.2 in	13 cm	5.12 in	212.4 cm³	Self-reported	https://www.surveymonkey.com - 2015
17	Zambia	15.78 cm	6.2 in	11.69 cm	4.6 in	171.6 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
18	Belize	15.75 cm	6.2 in	12.87 cm	5.07 in	207.6 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
19	Angola	15.73 cm	6.2 in	11.82 cm	4.65 in	174.9 cm³	Measured	University Agostinho Neto 2001
20	Brazil	15.7 cm	6.2 in	12.99 cm	5.11 in	210.8 cm³	Measured	Pedro N. Gabrich; Juliana S. P. Vasconcelos; Ronaldo Damião; Eloísio A. da Silva 2007
20	Australia	15.7 cm	6.2 in	13.22 cm	5.2 in	218.3 cm³	Self-reported	Smith et al. 1998 Does penis size influence condom slippage and breakage?
22	Zimbabwe	15.68 cm	6.2 in	11.7 cm	4.61 in	170.8 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
23	Haiti	15.67 cm	6.2 in	12.1 cm	4.76 in	182.6 cm³	Self-reported	https://www.surveymonkey.com - 2015
24	Netherlands	15.6 cm	6.1 in	13.55 cm	5.33 in	227.9 cm³	Measured	Onderzoekscentrum i.o.v. NIBI Nederland. Utrecht 2013
25	Paraguay	15.53 cm	6.1 in	11.05 cm	4.35 in	150.9 cm³	Measured	de Zarate G 1993
26	Panama	15.49 cm	6.1 in	11.69 cm	4.6 in	168.4 cm³	Self-reported	https://www.surveymonkey.com - 2015
27	Poland	15.41 cm	6.1 in	11.62 cm	4.57 in	165.6 cm³	Self-reported	https://www.surveymonkey.com - 2015
28	Chad	15.39 cm	6.1 in	12.12 cm	4.77 in	179.9 cm³	Measured	Central Hospital of N'Djaména 1989
29	Sweden	15.36 cm	6.0 in	12.78 cm	5.03 in	199.6 cm³	Self-reported	Krause. Jan Vinzenz. 2008 Institut fur Kondom Beratung + Statistika Centralbyran. Sweden. 2015
30	Central African Republic	15.33 cm	6.0 in	12.07 cm	4.75 in	177.7 cm³	Self-reported	African Journal of Urology 1998
31	South Africa	15.29 cm	6.0 in	11.13 cm	4.38 in	150.7 cm³	Self-reported	The South African Department of Health (Facts and Statistics)
32	Bosnia and Herzegovina	15.27 cm	6.0 in	12.08 cm	4.76 in	177.3 cm³	Self-reported	Genital size survey 2015 (http://genitalsize.com)
33	Ivory Coast	15.22 cm	6.0 in	12.27 cm	4.83 in	182.3 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
34	Burkina Faso	15.19 cm	6.0 in	12.18 cm	4.8 in	179.3 cm³	Self-reported	Genital size survey 2015 (http://genitalsize.com)
35	Belgium	15.14 cm	6.0 in	13.26 cm	5.22 in	211.8 cm³	Self-reported	Universitair Ziekenhuis Antwerpen - 2015
35	Portugal	15.14 cm	6.0 in	11.26 cm	4.43 in	152.8 cm³	Self-reported	Pereira N. Estudo do tamanho do pénis na população portuguesa. Rev Int Androl. 2004
37	Palestine	15.08 cm	5.9 in	11.02 cm	4.34 in	145.7 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
38	Peru	15.07 cm	5.9 in	11.41 cm	4.49 in	156.1 cm³	Self-reported	https://www.surveymonkey.com - 2015
38	Denmark	15.07 cm	5.9 in	13.26 cm	5.22 in	210.9 cm³	Measured	University of Copenhagen - Urological Research Center and Andrology 2015
38	Gambia	15.07 cm	5.9 in	11.68 cm	4.6 in	163.6 cm³	Self-reported	https://www.surveymonkey.com - 2015
41	Argentina	14.88 cm	5.9 in	11.45 cm	4.51 in	155.1 cm³	Self-reported	Journal of Urology 2013
42	Serbia	14.78 cm	5.8 in	12.98 cm	5.11 in	198.2 cm³	Self-reported	https://www.surveymonkey.com - 2015
43	Croatia	14.77 cm	5.8 in	12.99 cm	5.11 in	198.3 cm³	Self-reported	https://www.surveymonkey.com - 2015
44	Guyana	14.75 cm	5.8 in	11.08 cm	4.36 in	144.1 cm³	Measured	Genital size measure survey 2015
45	Bolivia	14.7 cm	5.8 in	11.31 cm	4.45 in	149.6 cm³	Measured	Sociedad Boliviana de Urología - 2015
46	Austria	14.69 cm	5.8 in	12.1 cm	4.76 in	171.2 cm³	Self-reported	https://www.surveymonkey.com - 2015
46	Latvia	14.69 cm	5.8 in	11.93 cm	4.7 in	166.4 cm³	Self-reported	Krause. Jan Vinzenz. 2009 Institut fur Kondom Beratung
48	Hungary	14.68 cm	5.8 in	11.81 cm	4.65 in	162.9 cm³	Self-reported	https://www.surveymonkey.com - 2015
49	Uruguay	14.67 cm	5.8 in	12.57 cm	4.95 in	184.5 cm³	Self-reported	https://www.surveymonkey.com - 2015
50	Bulgaria	14.66 cm	5.8 in	11.69 cm	4.6 in	159.4 cm³	Measured	Tomova A et all. 2010 Growth and development of male external genitalia (17 to 19)
51	Tunisia	14.61 cm	5.8 in	12.36 cm	4.87 in	177.6 cm³	Measured	Hospital of Sahloul (Sousse-Tunisia) 2015
52	Chile	14.59 cm	5.7 in	12.28 cm	4.83 in	175.1 cm³	Measured	Otero Andrade. Fabio. 2008 Universidad de Chile. Dpt. de Urologia. 1998
53	Iceland	14.56 cm	5.7 in	12.01 cm	4.73 in	167.1 cm³	Self-reported	Krause. Jan Vinzenz. 2008 Institut fur Kondom Beratung
54	Lithuania	14.55 cm	5.7 in	11.27 cm	4.44 in	147.1 cm³	Self-reported	Krause. Jan Vinzenz. 2009 Institut fur Kondom Beratung
55	France	14.5 cm	5.7 in	13.63 cm	5.37 in	214.4 cm³	Measured	Paris National Academy of Surgery (l'Academie nationale de chirurgie) 2011
56	Algeria	14.49 cm	5.7 in	10.97 cm	4.32 in	138.8 cm³	Self-reported	https://www.surveymonkey.com - 2015
57	Germany	14.48 cm	5.7 in	12.4 cm	4.88 in	177.2 cm³	Measured	Schneider T.. Sperling H. Lümmen G. Syllwasschy J. Rübben H. 2001
58	Eritrea	14.39 cm	5.7 in	11.89 cm	4.68 in	161.9 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
59	Norway	14.34 cm	5.6 in	13.15 cm	5.18 in	197.3 cm³	Measured	Norwegian Social Science Data Service (NSD) 2002
60	United Kingdom	14.3 cm	5.6 in	12.22 cm	4.81 in	169.9 cm³	Measured	Khan S. Somani B.. Lam W. Donat R. 2012
61	Switzerland	14.25 cm	5.6 in	12.83 cm	5.05 in	186.7 cm³	Self-reported	https://www.surveymonkey.com - 2015
62	Ukraine	14.2 cm	5.6 in	12.28 cm	4.83 in	170.4 cm³	Self-reported	https://www.surveymonkey.com - 2015
63	Slovakia	14.19 cm	5.6 in	11.46 cm	4.51 in	148.3 cm³	Self-reported	http://tvnoviny.sk/zeny/top-tema/na-velkosti-penisu-zalezi-vieme-aky-zho-maju-slovaci.html
63	Albania	14.19 cm	5.6 in	12.16 cm	4.79 in	167.0 cm³	Self-reported	Journal of Sexology 2006
63	Kiribati	14.19 cm	5.6 in	11.33 cm	4.46 in	145.0 cm³	Measured	Genital size measure survey 2015
66	Czechia	14.17 cm	5.6 in	11.65 cm	4.59 in	153.0 cm³	Self-reported	Internacionalizaci Univerzity v Praze. 2001
67	Russia	14.16 cm	5.6 in	11.73 cm	4.62 in	155.0 cm³	Measured	Presidential hospital of Russia, Moscow, Russia 2015
68	United States	14.15 cm	5.6 in	12.23 cm	4.81 in	168.4 cm³	Self-reported	Herbenick D.. Reece M. Schick V. Sanders SA. 2013
69	Mexico	14.09 cm	5.5 in	11.18 cm	4.4 in	140.1 cm³	Measured	Centro de andrologia - Universidad Veracruzano - Gerardo Ortiz - 2015
70	Cape Verde	14.05 cm	5.5 in	12.38 cm	4.87 in	171.4 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
71	Slovenia	14.01 cm	5.5 in	11.72 cm	4.61 in	153.1 cm³	Self-reported	https://www.surveymonkey.com - 2015
72	Belarus	13.98 cm	5.5 in	11.38 cm	4.48 in	144.1 cm³	Measured	Journal of Urology (mentioned in 2011)
72	North Macedonia	13.98 cm	5.5 in	11.97 cm	4.71 in	159.4 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
74	Canada	13.92 cm	5.5 in	12.32 cm	4.85 in	168.0 cm³	Measured	Siminoski K. et all. The relationships among height, penile length, and foot size. Ann Sex Res 1993
75	Georgia	13.87 cm	5.5 in	11.46 cm	4.51 in	145.0 cm³	Measured	Genital size survey 2015 Everyoneweb measurement
75	Greenland	13.87 cm	5.5 in	12.3 cm	4.84 in	167.0 cm³	Self-reported	Genital size survey 2012 (http://genitalsize.com)
77	Morocco	13.86 cm	5.5 in	12.41 cm	4.89 in	169.9 cm³	Measured	Ibn Sina University Hospital Rabat - 2015
78	Egypt	13.85 cm	5.5 in	12.11 cm	4.77 in	161.6 cm³	Measured	Shalaby ME. Almohsen AE. El Shahid AR. Abd Al-Sameaa MT. Mostafa T. 2014
79	Luxembourg	13.82 cm	5.4 in	11.4 cm	4.49 in	142.9 cm³	Self-reported	Krause. Jan Vinzenz. 2009 Institut fur Kondom Beratung
80	Costa Rica	13.81 cm	5.4 in	11.25 cm	4.43 in	139.1 cm³	Measured	Journal of Urology, Revised 2015
81	Estonia	13.78 cm	5.4 in	12.54 cm	4.94 in	172.4 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
82	Moldova	13.76 cm	5.4 in	11.64 cm	4.58 in	148.4 cm³	Measured	Genital size measure survey 2015
83	Libya	13.74 cm	5.4 in	11.68 cm	4.6 in	149.2 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
84	Azerbaijan	13.72 cm	5.4 in	10.9 cm	4.29 in	129.7 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
85	Turkey	13.7 cm	5.4 in	11.19 cm	4.41 in	136.5 cm³	Measured	Aslan et al. 2011 and H Söylemez. et al. 2011 and Sengezer et al. 2002
86	Afghanistan	13.69 cm	5.4 in	11.42 cm	4.5 in	142.0 cm³	Measured	Journal of Urology (mentioned in 2011)
87	Papua New Guinea	13.62 cm	5.4 in	11.36 cm	4.47 in	139.9 cm³	Measured	Genital size measure survey 2015
88	Israel	13.6 cm	5.4 in	11.7 cm	4.61 in	148.1 cm³	Self-reported	Study conducted with 55 Israeli men 21 -78 Sepkowitz Research. 2005
89	Finland	13.59 cm	5.4 in	11.2 cm	4.41 in	135.7 cm³	Measured	Helsinki University Central Hospital - 2015
90	Spain	13.58 cm	5.3 in	12.19 cm	4.8 in	160.6 cm³	Self-reported	Dr. Pilar Cristobal: Universida de Navarra. 2003.
91	Montenegro	13.56 cm	5.3 in	11.96 cm	4.71 in	154.4 cm³	Measured	Genital size measure survey 2015
92	Ethiopia	13.53 cm	5.3 in	12.18 cm	4.8 in	159.7 cm³	Self-reported	Ethiopian Military health documention database (Extracted on 11 january 1980)
93	Jordan	13.5 cm	5.3 in	11.89 cm	4.68 in	151.9 cm³	Measured	Awwad Z. Abu-Hijleh M. Basri S. Shegam N. Murshidi M. Ajlouni K.
94	Turkmenistan	13.48 cm	5.3 in	10.65 cm	4.19 in	121.7 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
95	Kazakhstan	13.46 cm	5.3 in	11.34 cm	4.46 in	137.7 cm³	Self-reported	https://www.surveymonkey.com - 2015
96	Uzbekistan	13.43 cm	5.3 in	11.92 cm	4.69 in	151.9 cm³	Measured	Genital size measure survey 2015
97	Suriname	13.34 cm	5.3 in	12.86 cm	5.06 in	175.6 cm³	Self-reported	The PAHO/WHO Representative Paramaribo. 2004
98	Guatemala	13.24 cm	5.2 in	11 cm	4.33 in	127.5 cm³	Measured	Longitud y grosor del pene - Hospital General de Enfermedades. Instituto Guatemalteco de Seguridad Social
98	New Caledonia	13.24 cm	5.2 in	11.81 cm	4.65 in	147.0 cm³	Measured	Genital size measure survey 2015
100	Solomon Islands	13.14 cm	5.2 in	11.71 cm	4.61 in	143.4 cm³	Measured	Genital size measure survey 2015
101	Armenia	13.12 cm	5.2 in	10.78 cm	4.24 in	121.3 cm³	Measured	Ուրոլոգիայի Առողջության Պահպանման Ծառայություն Armenia - 2015
102	Syria	13.1 cm	5.2 in	11.19 cm	4.41 in	130.5 cm³	Measured	Genital size measure survey 2015
103	Tonga	12.94 cm	5.1 in	11.31 cm	4.45 in	131.7 cm³	Measured	Genital size measure survey 2015
104	India	12.93 cm	5.1 in	11.49 cm	4.52 in	135.8 cm³	Measured	K Promodum et al.; Penile length and circumference: an Indian study 2007
104	Bahrain	12.93 cm	5.1 in	11.19 cm	4.41 in	128.8 cm³	Self-reported	https://www.surveymonkey.com - 2015
106	China	12.9 cm	5.1 in	11.14 cm	4.39 in	127.4 cm³	Measured	Chen XB. Li RX. Yang HN. Dai JC. 2014
107	Samoa	12.87 cm	5.1 in	12.1 cm	4.76 in	149.9 cm³	Measured	Genital size measure survey 2015
108	Oman	12.85 cm	5.1 in	11.34 cm	4.46 in	131.5 cm³	Self-reported	https://www.surveymonkey.com - 2015
109	Ireland	12.78 cm	5.0 in	12.69 cm	5 in	163.8 cm³	Measured	NUI Galway/NUIG/UCG Ireland. 1999.
110	Mongolia	12.77 cm	5.0 in	10.61 cm	4.18 in	114.4 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
111	Romania	12.73 cm	5.0 in	10.25 cm	4.04 in	106.4 cm³	Measured	Mario De Siati, Oscar Selvaggio et all. 2015
112	El Salvador	12.71 cm	5.0 in	10.75 cm	4.23 in	116.9 cm³	Measured	Centro integral de urologia, Universidad Evangélica de El Salvador, 2015
113	Yemen	12.7 cm	5.0 in	10.89 cm	4.29 in	119.9 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
114	Japan	12.6 cm	5.0 in	11.5 cm	4.53 in	132.6 cm³	Self-reported	Dr. Nakajima. soldiers research. Japanese Journal of Sexology
115	United Arab Emirates	12.54 cm	4.9 in	11.44 cm	4.5 in	130.6 cm³	Self-reported	https://www.surveymonkey.com - 2015
116	Italy	12.5 cm	4.9 in	12.19 cm	4.8 in	147.8 cm³	Measured	Ponchietti R. Mondaini N. Bonafè M. Di Loro F. Biscioni S. Masieri L. 2001
116	Taiwan	12.5 cm	4.9 in	12.61 cm	4.96 in	158.2 cm³	Self-reported	Chuang et all (2003)
118	Qatar	12.41 cm	4.9 in	11.68 cm	4.6 in	134.7 cm³	Measured	Shamsodini et all. Complications of penile augmentation ... Silicone (Doha 2012)
119	Saudi Arabia	12.4 cm	4.9 in	11.61 cm	4.57 in	133.0 cm³	Measured	Dr. Mohamed Habos. Masculine Genitals Behavior and Disease Clinic 2010
119	Honduras	12.4 cm	4.9 in	11.05 cm	4.35 in	120.5 cm³	Measured	Estudio: Datos sobre el pene , El Heraldo Junio 2015 tag/715212-213
121	Greece	12.18 cm	4.8 in	11.92 cm	4.69 in	137.7 cm³	Measured	Spyropoulos E.. Borousas D. Mavrikos S. Dellis A. Bourounis M. Athanasiadis S.
122	Cyprus	12.17 cm	4.8 in	11.59 cm	4.56 in	130.1 cm³	Measured	Genital size measure survey 2015
123	Indonesia	11.67 cm	4.6 in	11.79 cm	4.64 in	129.1 cm³	Self-reported	Universitas Indonesia. Laporan Hasil Penelitian.
124	Iran	11.58 cm	4.6 in	11.72 cm	4.61 in	126.6 cm³	Measured	Mehraban D1. Salehi M. Zayeri F. 2007
125	Tanzania	11.5 cm	4.5 in	11.49 cm	4.52 in	120.8 cm³	Measured	Chrouser et al. (2013) Penile Measurements in Tanzanian Males: Guiding Circumcision Device Design and Supply Forecasting
126	Pakistan	11.4 cm	4.5 in	11.74 cm	4.62 in	125.0 cm³	Measured	Sindh Institute information 2015 Karachi Pakistan
127	Kuwait	11.38 cm	4.5 in	11.47 cm	4.52 in	119.1 cm³	Measured	Dr. A. Kandari - Al Seef Hospital 2015
128	Iraq	11.35 cm	4.5 in	11.33 cm	4.46 in	115.9 cm³	Measured	Issam S. Al-Azzawi - Arab Association of Urology- 2015
129	Bangladesh	11.2 cm	4.4 in	10.48 cm	4.13 in	97.9 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
130	Hong Kong	11.19 cm	4.4 in	10.7 cm	4.21 in	101.9 cm³	Measured	Lynn et al.. 2012. An examination of Rushton’s theory of differences in penis length
131	Singapore	11.16 cm	4.4 in	11.29 cm	4.44 in	113.2 cm³	Measured	King Chien Joe Lee, Gerald B. Brock -Dept. of Urology, National University Hospital, Singapore 2015
132	Bhutan	11.12 cm	4.4 in	10.31 cm	4.06 in	94.1 cm³	Measured	Genital size measure survey 2015
133	Philippines	10.85 cm	4.3 in	11.03 cm	4.34 in	105.0 cm³	Measured	Genital size survey 2012 (http://genitalsize.com)
134	South Korea	10.8 cm	4.3 in	11.3 cm	4.45 in	109.7 cm³	Measured	Journal of Urology 1998. Seoul. Korea.
135	Sri Lanka	10.18 cm	4.0 in	10.99 cm	4.33 in	97.8 cm³	Measured	Dr. Neville D Perera - General Hospital of Colombo- 2015
136	Vietnam	10.15 cm	4.0 in	11.55 cm	4.55 in	107.8 cm³	Measured	Vietnam Urology- Dr. N.B. Trieu (VUNA), Hanoi, Vietnam 2015
137	Laos	10.14 cm	4.0 in	10.86 cm	4.28 in	95.2 cm³	Measured	Genital size measure survey 2015
138	Myanmar	10.1 cm	4.0 in	10.64 cm	4.19 in	91.0 cm³	Measured	Genital size measure survey 2015
139	Nepal	9.98 cm	3.9 in	11.87 cm	4.67 in	111.9 cm³	Measured	Grande International Hospital, Health Organization/ Association 2015
140	Cambodia	9.84 cm	3.9 in	11.12 cm	4.38 in	96.8 cm³	Measured	https://www.surveymonkey.com - 2015
141	North Korea	9.6 cm	3.8 in	11.86 cm	4.67 in	107.5 cm³	Measured	Military General Hospital 1956 Korean Urol J. 203
142	Thailand	9.43 cm	3.7 in	10.83 cm	4.26 in	88.0 cm³	Measured	Faculty of Medicine. Siriraj Hospital. Mahidol University. Bangkok. 2013

What correlates with Erect Length (cm)?

Pearson r against 1,567 other country metrics sharing at least 86 countries, 1 near-identical series hidden. Correlation is not causation.

Higher together

Places that have a higher Erect Length (cm) tend to score higher on these

Average Penis GirthCondom Size by Country
r = +0.57 · strong · n = 142
Plot
Miscarriage Rate (Overall Est.)Miscarriage Rates by Country
r = +0.53 · strong · n = 138
Plot
Miscarriage Rate (Upper Limit)Miscarriage Rates by Country
r = +0.53 · strong · n = 138
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Miscarriage Rate (Lower Limit)Miscarriage Rates by Country
r = +0.53 · strong · n = 138
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Order of New Year ArrivalWhich Country Celebrates the New Year First?
r = +0.53 · strong · n = 140
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% ChristiansMost Christian Countries
r = +0.46 · moderate · n = 140
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Opposite directions

Places that have a higher Erect Length (cm) tend to score lower on these

B+ Blood TypeBlood Type by Country
r = −0.60 · strong · n = 112
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% BuddhistsBuddhist Countries
r = −0.51 · strong · n = 141
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AB+ Blood TypeBlood Type by Country
r = −0.49 · moderate · n = 111
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Salt Consumption Per Capita MaleSalt Consumption by Country
r = −0.48 · moderate · n = 139
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Salt Consumption Per Capita FemaleSalt Consumption by Country
r = −0.48 · moderate · n = 139
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Sodium Consumption Per Capita MaleSalt Consumption by Country
r = −0.48 · moderate · n = 139
Plot

Quick answers

Which country has the highest Erect Length (cm)?: Sudan has the highest Erect Length (cm), at 17.95 cm, followed by DR Congo (17.93 cm) and Ecuador (17.59 cm).
Which country has the lowest Erect Length (cm)?: Thailand has the lowest Erect Length (cm), at 9.43 cm.
What is the median Erect Length (cm) across countries?: The median is 14 cm across the 142 countries with data.
Where does this average girth size by country data come from?: Rankodex compiles it from World Population Review and the primary sources it cites: International Penis Sizes Compared - WorldData; Am I normal? A systematic review and construction of nomograms for flaccid and erect penis length and circumference in up to 15521 men - BJUI International; An examination of Rushton’s theory of differences in penis length and circumference and r-K life history theory in 113 populations - Elsevier; The Pseudoscience of Race Differences in Penis Size - Psychology Today.