444 adults rated own physical attractiveness 1-10 versus average same-sex peer. Women showed 94% probability of above-average self-rating, men 78%. Better-than-average effect stronger in women. Difference persisted after controlling for exercise, life satisfaction, and personality traits explaining 24% variance. Social media compliments boost women's self-ratings. Makeup and filters enable women to enhance appearance more easily than men. Women pursue much higher attractiveness men due to inflated self-views. Average woman rates herself 7.5-8 while men rate 6 or higher. Men overrate women's attractiveness while women underrate men's. High female self-esteem mismatches lead to male rejection and isolation. Men face insults and lack support unlike women.