Fact Check: "Brazilians have a larger penis"
What We Know
The claim that "Brazilians have a larger penis" can be evaluated through various studies that have measured average penis sizes across different countries. A systematic review and meta-analysis published in 2023 analyzed data from 75 studies involving over 55,000 men worldwide. The findings indicated that the average erect penis length globally is approximately 13.93 cm (5.48 inches) with variations based on geographic regions (source).
According to the World Population Review, the average erect penis size in Brazil is reported to be 15.7 cm (6.18 inches), ranking Brazil as the 20th longest average penis size in the world (source). This places Brazil above the global average, suggesting that, on average, Brazilian men do have larger penises compared to many other countries.
Analysis
While the data indicates that Brazilian men have a larger average penis size, it is essential to consider the reliability and context of the sources. The systematic review and meta-analysis conducted by Belladelli et al. is a comprehensive study that adheres to PRISMA guidelines, ensuring a high level of methodological rigor (source). However, the World Population Review, while a popular source for demographic data, may not always employ the same rigorous standards for data collection and analysis. It aggregates data from various studies, which can lead to inconsistencies due to different measurement techniques and sample sizes (source).
Additionally, the claim does not specify how "larger" is defined—whether it refers to average size, size distribution, or other factors. The average size reported for Brazil is significantly higher than the global average, but the variation in data collection methods across studies means that these figures should be interpreted with caution. Other sources, such as Worlddata.info, report a global average of about 13.58 cm, which is lower than Brazil's reported average (source).
Furthermore, the claim overlooks the fact that penis size can be influenced by numerous factors, including genetics, nutrition, and environmental conditions, which can vary widely even within a country (source).
Conclusion
The claim that "Brazilians have a larger penis" is Partially True. While data supports that the average penis size in Brazil is larger than the global average, the variability in measurement methods and the potential biases in data collection must be acknowledged. Thus, while Brazilian men may have a larger average size, the extent of this claim can vary based on the context and the sources referenced.
Sources
- Worldwide Temporal Trends in Penile Length: A Systematic Review and Meta-Analysis. Link
- Penis Size by Country 2025 - World Population Review. Link
- Average penis size by country: worldwide comparison - Worlddata.info. Link
- Penis Size By Country 2025 - Data Pandas. Link
- Study reveals average penis size worldwide; see the list by country. Link
- Penis Size by Country in 2025: How Nations Compare. Link
- World Countries Ranked by Penis Size. Link
- World Penis Size. Link
