While results vary slightly across reputable studies, the consensus is that the mean human penis, when erect, is in the range 5–6 in (13–15 cm) in length. [3][4][5] · Research shows the average penis size has grown by 25% over the past three decades, but it’s still probably smaller than you think. 3 days ago · Details and data regarding which countries have the biggest and smallest average penis sizes, as well as addressing certain myths and misconceptions regarding penis size. · Find out what you need to know about the average penis size and discover the factors that influence it. · The average penis size is not nearly as big as many people think it is! A 2020 review of research on penis size found that the average length of an erect penis is between 5.1 inches and 5.5... · A 2020 research article notes that most males believe the average length of an erect penis is around 15.2 centimeters (cm) or 6 inches (in). In fact, the average is much smaller. · The average penis size is about 3.9 inches long when flaccid and 6.7 inches long when erect. Cold temperatures, genes, and hormones can affect size. · Average dimensions are derived from large-scale systematic reviews that pool data from multiple, methodologically sound studies. One highly cited meta-analysis, reviewing data from over … Major international studies, specifically the comprehensive 2015 BJU International systematic review and meta-analysis, place the global average erect penis length at 13.12 cm (5.16 inches) when measured … · Scientific studies provide clear data on average penis dimensions. A comprehensive 2015 meta-analysis published in the British Journal of Urology International gathered data from over … · In 2020, a review of all the available research on penis length found the average length of an erect penis is smaller than many people think: between 12.95 and 13.97cm (5.1–5.5in). · According to research, the average erect penis size is approximately 5 to 6 inches (13-15 cm) in length, while a flaccid penis typically measures 4 to 5 inches (10-12 cm). The average girth, on the other hand, is around 4.59 inches (11.66 cm). However, these averages vary widely among individuals.