How long does the orgasm last for a man or a woman? recent research has shown that the average orgasm for a male is between 5 to 7 seconds. while the average orgasm for a woman is 15 to 20 seconds. studies in switzerland have shown thru magnetic resoninge image. has shown that when a woman has an orgasm over 90 % of her brain shuts down. As for a man only 50% or less of there brain shuts down. which sex do you thynk has more pressure on performance?