As far as IQ levels are concerned, Penny scores a low 97. Scoring below a 100 puts a person in the lower percentile in the world in intelligence levels, and Penny falling under this pretty much handed Sheldon a loaded gun.
IQ Score: 180
Though Amy's IQ is never explicitly stated in the show, it is possible to assume that she is one of the group's more brilliant members.
He has a genius-level IQ of 187. (In The Big Bang Theory, it is said that his and Leonard's IQs add up to 360, and Leonard says his is 173. In Young Sheldon, his mother says that he has the same IQ as Albert Einstein and Stephen Hawking, though neither is known to have taken an IQ test.)
It's 187. Paige, on the other hand, has both a high IQ and a high EQ, suggesting that her IQ is closer to 145. So is Paige a smarter person than Sheldon? Yes in the sense that she is always a step ahead of him academically, suggesting an even greater interest in academia than Sheldon has.
On The Big Bang Theory, Penny gets a lot of flak for being the least intelligent person in the group. But in her own way, she's the smartest one. Penny is often the punching bag for the gang's jokes on The Big Bang Theory.
Marilyn vos Savant: 228
Born in 1946 in St. Louis, Missouri, Savant was listed as the person with the highest IQ by Guinness World Records.
There is not a distinct answer to who has the highest IQ, but it is not Albert Einstein. Those with higher IQs in comparison with Einstein include William James Sidis, Leonardo Da Vinci and Marilyn vos Savant. Sidis was a child prodigy whose IQ was estimated to be anywhere between 200 to 300, says parade.com.
The Young Sheldon season 6 fall finale reiterates that Missy is indeed the smartest Cooper kid. Despite being barely on The Big Bang Theory, Sheldon's twin sister has become a fan-favorite on Young Sheldon thanks to her charm and sense of humor.
Although not nearly as intelligent as Sheldon, George tries his best to find middle ground between them, and is often a voice of reason for the young genius.
Radford estimates Holmes' IQ at 190, which places him much, much higher than our crazy-haired scientist. Since then, there have been many more studies on this fictional character leading people to lower his intelligence rating, but he still remains one of the smartest characters ever written.
His performance beats those of physicists Stephen Hawking and Albert Einstein, who were both estimated to have IQs around 160.
In general, an IQ score is defined with a median and mean of 100. Scores above 130 are labeled as above average or “very superior,” while scores under 70 would be considered below average or labeled as “borderline impaired.” Most people have an average IQ between 85 and 115.
Like, is Elon Musk a genius? It answered, Elon Musk's IQ is reported to be 155, which is very high compared to the average of 100.
Marilyn vos Savant (/ˌvɒs səˈvɑːnt/; born Marilyn Mach; August 11, 1946) is an American magazine columnist who has the highest recorded intelligence quotient (IQ) in the Guinness Book of Records, a competitive category the publication has since retired.
Leonard has an IQ of 173, and was 24 years old when he received his PhD from Princeton University.
Given that Young Sheldon season 6, episode 13 also reminded audiences that Paige was actually smarter than Sheldon, her dangerous behavior could have also been adopted by Sheldon potentially, showing how...
Professor Hawking, the theoretical physicist known for his work on black holes, is said to have had an IQ of 160.
Sheldon Cooper has long been speculated to have autism. However, according to the producers of The Big Bang Theory, Sheldon Cooper isn't actually autistic.
Trivia. Dr. Sturgis possesses an I.Q. of 162, has 221 papers published and can speak Mandarin (Young Sheldon S5E14, A Free Scratcher and Feminine Wiles).
Barry Kripke - ~175: He has demonstrated being an intellectual equal to Sheldon.
Paige first appeared in "A Rival Prodigy and Sir Isaac Neutron" during another of Sheldon's classes with Dr. Sturgis. She is smarter than him, causing him to be jealous, especially when Dr. Sturgis praises her too much in front of Sheldon.
Michael Grost was only 10 years old when he started studying at Michigan State University in 1964. Having an IQ score of 200, he later earned his doctorate in mathematics at 23. As of 2005, he was a system architect at a computer company in Detroit.
Notably, the average IQ score falls between 85 and 115. A score above 140, meanwhile, is considered to be genius level.