Whether Red Hulk (Thunderbolt Ross) or the Normal Hulk (Bruce Banner) is stronger depends heavily on the circumstances of the fight, particularly how angry the Green Hulk becomes.
Moreover, Red Hulk also has an arsenal of abilities that give him the edge over Hulk and make him stronger. These abilities include heat radiation, which is powerful enough to turn sand into glass, and energy absorption.
Blue Hulk was created in 2006 in Jay Faeber and Carlos Magno's Captain Universe: Incredible Hulk series. Green Hulk bonds with the Uni-Power or Enigma Force, a sentient cosmic energy. Blue Hulk grows in strength, making him the strongest of all Hulks.
Thing , Colossus , Rogue , Wolverine and She Hulk to gang Red Hulk and humiliated and totally destroyed him.
The Red Hulk can overheat himself as the madder he gets, the hotter he gets. He displays a notable weakness against bladed and sharp objects.
One-Above-All is the most powerful character in the Marvel Universe. Although they are not technically a superhero, but rather the supreme deity of the Marvel Multiverse, any discussion of powerful characters would be incomplete without mentioning One-Above-All!
In fact, Red Hulk has one of the best strength feats we've ever seen as he tore through Captain America's vibranium suit. A feat that should be pretty comparable to Thanos breaking apart cap's shield. You can even argue it's more impressive than Thanos because Red Hulk didn't have to use a sword to help him.
Blades and Sharp objects: Apparently, Red Hulk has shown a weakness to sharp objects as seen when the Punisher and Wolverine stabs him and he start bleeding in large amounts.
The Hulk Once Lifted 150BILLIONS of Tons in Marvel Comics. HE held an entire mountain range above his head for an extended period of time The Hulk got to prove his strength during Marvel's Secret Wars, holding an entire mountain on his back.
Warning: Spoilers for Hulk #12Marvel Comics finally explains the origins of Hulk's deadliest form, Titan. Described as "the Hulk's Hulk", Titan is actually Bruce's father, Brian Banner, or actually Bruce's traumatic projection of his abusive father inside his own shattered mind.
If you don't know any backstory… here you go: Blue Hulk is the version of Hulk that came in contact with the Uni-Power, an enigmatic force that bestows the powers of Captain Universe upon individuals, so Blue Hulk is actually the Captain Universe version of the Hulk.
Gamma Power
When Red Hulk becomes angry, his skin generates intense heat; this heat can also be released through his eyes and is strong enough to melt through Spider-Man's webbing or turn sand into glass. Red Hulk can also absorb energies, notably gamma radiation and even Norrin Radd, AKA Silver Surfer's Power Cosmic.
Skaar is a superhero appearing in American comic books published by Marvel Comics, usually as a supporting character in stories featuring his father, the Hulk, who conceived Skaar with the extraterrestrial Caiera during the 2006–2007 "Planet Hulk" storyline.
Regenerative Healing Factor: Red Hulk possesses a Healing Factor similar to that of the Green Hulk, although it's noticeably less powerful, as it took a considerable period of time to just restore his sight after Wolverine slashed his eyes.
He hated Banner, resenting him for being a civilian and so high in the project. He especially hayed him for the romantic connection between Banner and his daughter, Betty. During the initial test of the bomb, Banner absorbed the radiation transforming him into the Hulk. He became obsessed with hunting the Hulk down.
RED HULK. Let's be clear: General Thaddeus “Thunderbolt” Ross—AKA Red Hulk—is not worthy of Thor's powers nor has he actually lifted the hammer under normal circumstances. Instead, he found a way to cheat the rules in HULK (2008) #5.
With tremendous force, Red Hulk rocketed his hands right into Bane's head, exploding the newly dead villain's head. The thunder clap Red Hulk had created echoed through the state, for it was so powerful. Bane's headless corpse dropped into the ground as Red Hulk continued to terrorize the city.
All these traits have earned him the Marvel's Superman nickname among some members of the fandom.
I think it's pretty widely considered that the first trio you included (spidey, hulk, wolverine) are the big three in terms of pre-mcu popularity and the second trio (cap, iron man, Thor) are the big three of the MCU era.