. 2024 May 16;53(6):2025–2033. doi: 10.1007/s10508-024-02871-z

Table 5.

Penis size in sex dolls and humans

Penis sizes	Male-sexed dolls	Male humans	Difference	Statistical test
Erect penis length in cm M (SD)	18.7 (4.6) n = 33	13.1 (1.7)	+ 5.6	p < 0.001; d = + 1.2
Erect penis circumference in cm M (SD)	14.5 (2.5) n = 20	11.7 (1.1)	+ 2.8	p < 0.001; d = + 1.1

Penis sizes

Male-sexed dolls

Male humans

Difference

Statistical test

Erect penis length in cm

M (SD)

18.7 (4.6)

n = 33

13.1 (1.7)

+ 5.6

p < 0.001;

d = + 1.2

Erect penis circumference in cm

M (SD)

14.5 (2.5)

n = 20

11.7 (1.1)

+ 2.8

p < 0.001;

d = + 1.1

Mean values (M) and standard deviations (SD). Human male penis measurements based on Veale et al. (2014), N = up to 15,521. Statistical tests: one-sample t tests. Effect sizes: d = Cohen’s d