Index/Topics/Penis Size Discrepancy

Penis Size Discrepancy

The discrepancy between self-reported penis size and clinician-measured penis size in men.

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Jan 12, 2026
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penis size percentiles

A modern synthesis of clinical measurements places the median erect penis length around 13.2 cm (about 5.2 inches), with most men clustered tightly around that value and extreme outliers rare . Studie...

Jan 12, 2026
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How much do self‑reported penis sizes differ from clinician‑measured values across large studies?

Across large systematic reviews and individual studies, men who self-report penis size tend to give figures that are consistently larger than measurements taken by clinicians, with the typical gap cen...

Jan 24, 2026
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How do self-reported penis size surveys compare to clinical measurement studies and what biases affect them?

Self-reported consistently yield larger averages than , a discrepancy documented across multiple reviews and primary studies . The gap reflects predictable measurement and sampling biases—, volunteer ...

Feb 8, 2026

How much do self‑reported penis measurements differ from clinician‑measured values in large studies?

Large-scale analyses and systematic reviews find a consistent pattern: erect lengths average substantially higher than values, with typical overestimates on the order of roughly 1–3 cm (about 0.4–1.2 ...

Feb 3, 2026

How do measurement methods (self‑reported vs clinician‑measured) change reported penis size distributions?

Studies and meta-analyses show a consistent divergence: self‑reported tend to be larger than measurements taken by clinicians, and different (flaccid, stretched, erect) produce different central value...

Jan 23, 2026

How much do self-reported penis sizes differ from clinically measured sizes?

Multiple large reviews and clinical studies find a consistent gap: self-reported erect penis lengths average roughly 6.0–6.6 inches in many surveys, while clinician-measured studies converge on about ...