Scientific aptitude and knowledge. Apart from his physical abilities, Peter is an intellectually-gifted scientific teen genius and has a prodigious aptitude in the physical sciences, with a high IQ level of around 250.
10 Peter Parker
While possessing superhuman strength, agility, and foresight, he has needed to rely on his smarts in tandem with his powers to outwit his cunning enemies. Peter's intelligence, since youth, was noted to be of genius caliber and earned him praise from some of the Marvel Universe's finest minds.
Spider-Man, 195 - In the 616 universe, his IQ is over 250. Ultimate Peter Parker had an IQ of 145, incidentally. Batman, 192 - Wrong. Batman has never officially been clocked at a 192 IQ.
Super-Genius Intelligence: Tony is a phenomenal scientific genius and inventor with an IQ of 186.
Peter Parker was never considered smarter than either of the other two. As a general rule, Reed Richards is considered the smartest person in the Marvel Universe. Tony Stark is generally considered below Richards.
2 Reed Richards
He's easily the smartest man alive in the Marvel comic book universe, though whether he's the smartest comic book character outright is perhaps a matter for debate.
1 Tony Stark
Tony has excelled at numerous things from a very young age and took over his dad's company. At age four, he built his first circuit board; at age six, his first engine; at 17, he already graduated MIT; and at age 21 became the CEO of Stark Industries. Per Looper, Stark's IQ is around 270.
Genius Level Intellect: Batman is noted as having an I.Q. of 1045.
William James Sidis is believed to have had the highest IQ ever in the world. His IQ was estimated to be between 250 and 300. He was a child prodigy who could read newspapers at the age of 18 months and write complete sentences by the age of two.
William James Sidis has the World's Highest IQ. Anywhere from 250 to 300 is his IQ score, almost twice the score of Albert Einstein. At the age of eleven, William famously entered Harvard University, becoming the youngest person to enter. He also claimed to be conversant in 25 languages.
Abilities. Peter Parker was originally conceived by Stan Lee and Steve Ditko as genius-intellectually gifted, but later writers have depicted his intellect at genius level.
There are several key factors as to why Holland's Spider-Man is the smartest of the three. The first one is that out of all of them, Holland's Spider-Man is a mathematical genius on top of chemistry, engineering, and physics.
Appearance. Peter is of slightly above-average height, with a lean but muscular build, weighing 167 lbs. and standing 5'10" in height. He has brown hair and hazel eyes.
IQ Level: 192
Bruce has been able to create suits that could take on Superman and even one that could take the entire JLA single-handed.
If anything, Deadpool is not the most intelligent in terms of intellectual capacity but he has proven that his fighting abilities, enhanced body capacities, and quick decision-making skills earn him the top spot. Besides, he's a cleverly creative man. There's not an enemy he was not able to take down.
Like his namesake, Spider-Man's strength and agility stand far above those of the average human, allowing him to lift nearly ten tons and to leap and move at incredible speeds with high accuracy. He also heals faster than normal when injured, though he is not completely immune to viruses and other human ailments.
An average person scores 100 on an IQ test using the Stanford-Binet IQ scale. A score of 137 to 160 is considered the top 1 percent to .
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.
Jokers's IQ is estimated to be around 350 (which is insane even in the real world), while Batman's is around 290. Additionally, the joker has been known to trick Batman numerous times causing him to even doubt himself in some cases.
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.
Brilliantly portrayed by Heath Ledger in The Dark Knight by Christopher Nolan, The Joker is a man of immeasurable intelligence. The Joker is known as having a genius level of intellect, especially in the field of chemistry (remember, he created a toxic gas that affects everyone but himself).
Nick Fury (Samuel L Jackson) is not an MCU genius in the traditional sense. He cannot build a suit designed to go toe-to-toe with The Hulk or invent shrinking particles. Instead, Fury's genius can be found in his understanding of people and how to manipulate them to get what he wants.
Powers and abilities
Lunella Lafayette's primary gift is her advanced intelligence. She is dubbed the "smartest person in the whole world" by Amadeus Cho, implying that she is more intelligent than other geniuses in the Marvel Universe such as Bruce Banner, Tony Stark, Reed Richards, Victor Von Doom, and Cho himself.