The iconic Klingons of the Star Trekfranchise are some of the most instantly recognizable pillars of the science fiction genre, which is especially remarkable considering they have gone through various makeovers over the years. They have gone from main antagonists in The Original Series to unlikely allies throughout the proceeding shows. They are characterized by their pursuit of honor, as well as their superior strength, but it might come as a surprise to fans that there is a strange aspect of Klingons: physically speaking, they are no stronger than humans.
This might, at first, seem like a complete contradiction to everything known about the Klingon race, a species prone to violence and desire to tackle every situation with a macho display of aggression. They are shown repeatedly to be throwing around others, punching their way through various adversaries with ease, and taking multiple punches without being affected. They are, however, no stronger proportionately to humans. Not only have Commander Riker and the questionably moral captain Sisko knocked out Klingon opponents with a punch, but Captain Picard (in The Next Generation) has done so as well, the less built figure of the three. Klingons inherently have the same strength of a human the same size as them, although it is true that they are statistically slightly taller, but this discrepancy is only minor with all things considered.
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In terms of raw strength, Klingons and humans are on par with each other, biologically speaking. However, if one were to examine their stats through an RPG score lens, then one might say that the Klingons have +2 to endurance, as they are able to take a lot more damage than humans
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