Thor: 3,500 lb. Assessing Thor's strength might be even harder than the Hulk.
How high that strength level rises would vary in different comic books, but most classify Thor in the “Class-100” strength category, which means he can lift well over 100 tons without too much difficulty.
He possesses vast superhuman strength enabling him to lift weights as heavy as a million tons without any effort. It is unknown whether Thor's strength has any limits at all. Also, he can shatter entire planets with the force of his blows. He has even broken through the armor of a Celestial in one blow.
He's the second strongest Avenger. He is the mightiest. He was able to lift a planet, knock Thanos back yards with one punch, hold back the Hulk with one hand, nearly killed the Beyonder with just his brute strength, etc. Godlike speed: Thor can move beyond warp speed.
UNLIMITED STRENGTH
The answer; there isn't one. The amazing thing about the Hulk is that unlike nearly every other superhero ever created, the Hulk's strength has absolutely no upper limit. He can lift a commercial airplane – which weighs around 100 tons – when he is at his calmest; that's no problem for him.
However, at his peak during the time of the Celestials 3rd host on Earth, Odin could lift 75 tons, but in Odin's physical prime, he could lift 90 tons. He's also able to augment his strength to even greater heights by tapping into the Odin Force.
In terms of the power to lift and move large objects, Superman has a stronger edge against Thor. Thor may have been able to move objects that weigh as much as planets, but the Silver Age Superman not only pushed actual planets out of orbit all the time, but even went so far as to move entire galaxies on a whim.
Superhuman Strength: Thor possesses vast superhuman strength, the full limits of which aren't known. However, he is capable of lifting well in excess of 100 tons.
Superhuman Strength: Loki possesses superhuman strength that is substantially superior to that of an average Asgardian male. He can lift up to 50 tons.
In Superman All Star when he was supercharged by being in direct contact with the sun, his limit was found to be 200 Quintillion tons, which would put Superman's maximum lift limit is 66.67 Quintillion tons when not under the effect, but he felt like he could do more, so that shows he's not actually straining himself ...
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.
Superhuman Strength: Deadpool is rated as having a low degree of superhuman strength allowing him to lift 800 pounds. Peak Human Speed: Deadpool can run as fast as a trained athlete.
Strength Level: Venom possesses superhuman strength enabling him to lift (press) almost 11 tons. Known Superhuman Powers: The alien costume, which has grafted itself to the nervous system of Eddie Brock, somehow absorbed the powers of Spider-Man during its brief symbiotic relationship with him.
In fact, the comics have put Superman's strength at a point where he's able to lift around 2 billion tons!
How much can Thor lift at his base form? - Quora Answer (1 of 4): Infinite weight. He was able to lift a book which had infinite pages when he was a kid. Yeah, he did that when he was just a freaking kid. Both Odin and Bor failed to do so, yet Thor was casually able to lift the book and its infinite p...
Hercules' strength is rarely matched. There were times when he even overpowered the Incredible Hulk – a feat that not even Thor could complete. So, when it comes to physical strength, Hercules is the strongest. It was shown multiple times throughout comics.
In terms of LIFTING STRENGTH Thor and Hulk are practically the same. As long as there is an objective writer, they will essentially always equal each other LIFTING-WISE.
Officially Spider-Man can press 10 tons. Unofficially, on the other hand, has shown him far stronger than that.
Thor is Immortal, Not Invincible
In Avengers: Infinity War, Thor revealed that he was over 1500 years old. It's clear that age doesn't affect him the way it does normal mortals, as with most immortals, he is aging at a slower rate. While Thor will eventually die, it will take thousands of years for it to happen.
It should come as no surprise that, in a one-on-one battle of Zeus vs Thor, Zeus would easily triumph.
Old King Thor is one of the most powerful variants of the character. When Old King Thor merged with the Phoenix Force, becoming Old Phoenix King Thor, his powers greatly multiplied. This solidified him as one of the most dangerous beings in Marvel.
Thor can hit really Hard. Once he became King, he got better feats to show. He has has the capacity to harm universal and universal+ level beings, and also cause massive destruction on a universal level scale.
Godblast: This is Thor's most powerful attack, it fires a blast of concentrated godly essence/energy from Mjolnir that far exceed's Thor's normal capabilities. This blast has the power to kill immortal beings as well.