After all, Obi-Wan is still one of the most powerful Jedi around, even if he really is not on the same caliber as Darth Vader. Had Vader brought his “A” game and not slipped up, he could have gone toe-to-toe with his old master, and would have been the victor in the end.
Darth Vader was the stronger of the two by far. However, as with most lightsaber duels, the victor is the one with the greater connection to the Force. In their final fight of the series, set about nine years before the events of A New Hope, Obi-Wan hurled a barrage of rocks at Vader.
Star Wars' Darth Vader would lose to Obi-Wan's Darth Vader in a fight - Polygon.
On the Obi-Wan show, they (sort of) fight twice. The first isn't much of a duel, with Obi-Wan being mostly passive and only blocking blows in defense and mostly running away. Vader easily defeats him and tries to burn him alive before he's rescued.
Darth Sidious was always stronger than Vader, which is why he ruled over him for almost 20 years and turned him into the Sith Lord he was.
Visions of Obi-Wan. The comic opens during the last moments of Revenge of the Sith, recreating the well-memed instance when a despondent, freshly-armored Vader cries out with a drawling “nooooooo” over how much he's lost.
Aside from agility and telekinesis, Yoda could absorb and redirect Force attacks, like lightning. Because of his higher understanding, he would easily overcome Darth Vader in a fight, though that doesn't mean it wouldn't be a difficult battle.
Vader used his pain and anger to fuel his Dark Side powers, becoming one of the most powerful Sith ever and perhaps the most feared. He was the enforcer of the Empire, using his red lightsaber and black armor to strike fear into his enemies, becoming an instrument of terror to fight the Rebels.
Obi-Wan ended up winning, and most fans attribute his victory to the high ground. However, a more detailed look reveals two reasons why Obi-Wan would have beaten Anakin regardless of the terrain. The first reason was that the newly-christened Sith was hindering himself during the duel.
Did Darth Vader ever regret killing Obi-Wan Kenobi in Canon or EU? He does. Right at the end. With Luke crying over him and Vader sensing his anguish and pain he had inflicted on all those who had cared for him.
Vader had to obey his master, so he goaded Luke until he touched the dark side. That's why Palpatine congratulated Luke, saying, "Good. Your hate has made you powerful."
Darth Vader showed no emotion at all when he killed Obi-Wan Kenobi. If you watch the scene carefully, you will see Kenobi pausing. He was letting Vader kill him. Whether Vader knew this at the time, or discovered it later, is an open question.
As Darth Vader, Skywalker was believed to have had roughly eight-tenths of the strength of the Emperor. Nevertheless, Vader wielded tremendous power and skill, enough to use the Force to overpower almost any opponent he could not defeat with his lightsaber.
Kenobi's hesitance to fight Vader, and his fear of this despite beating Anakin before, all comes from Kenobi's intense guilt that has been building over his 10 years in hiding.
As he turned to the Dark Side and became Darth Vader, Anakin came to hate Obi-Wan, but never stopped respecting him. In the end, it was Vader who would take Obi-Wan's life, but it was Obi-Wan who would set up the path for Anakin to be redeemed.
Even though Kylo Ren uses a red lightsaber, harnesses the dark side of the Force, and wears a cape, he is not a Sith. Because of that, he can never hold the title of Darth.
Master Yoda has risen above all others to claim the top spot as the most powerful Jedi of all time and the true chosen one according to IGN's audience. He won pretty handily as well, as he was victorious in 89,756 of his 95,243 battles and had a win percentage of 94.2%.
Vader, the only power who overrules him is papa Palpatine.
Kylo and Rey (Daisy Ridley) also blasted the Imperial Crusier open trying to Force pull the Lightsaber away from each other, so clearly, Kylo Ren is an extremely strong Force-wielder. Nonetheless, it can be said that Darth Vader is the more powerful master of the Force for one key reason: his temperament.
He transforms the Galactic Republic into the Empire and declares himself Emperor, using Machiavellian manipulation to invoke martial law. Palpatine rules the galaxy for over two decades before Vader betrays and kills him to save his son, Luke Skywalker.
In the end, Thanos' neck is only as strong as his skin. Even if his lightsaber can't cut through Thanos' invulnerable skin, Darth Vader can still Force choke the Mad Titan and prevail.
On Obi-Wan Kenobi, Darth Vader had been operating for ten years, making him 32 years old when he encountered his old Master, who had been hiding since Order 66.
Anakin admits to Obi-Wan that he has been arrogant and unappreciative of his training, and apologizes to his master. Obi-Wan assures Anakin that he is proud of him, telling him that he has become a "far greater Jedi than I could ever hope to be."