Considering that the Yellow Lanterns draw their powers from the universe's collective fear, it stands to reason that the Sinestro Corps is more powerful than the Green Lanterns.
White Lantern - The White Lantern is the most powerful lantern in Green Lantern mythos. The white lantern ring encompasses all the colors of the spectrum which means it can do everything all the other colors can do, plus more.
Amazo steals the team's powers, including Green Lantern's and when he tries to use his ill-gotten powers it backfires on him spectacularly–all thanks to Green Lantern's weakness to the color yellow. A Green Lantern ring is one of the most powerful objects in the DC Universe.
What is the difference between Green Lantern and yellow Lantern?
There's little difference between the two types of rings. A green power ring needs that its user has great willpower and the ability to overcome fear, while a yellow power ring needs that its user can instill and use great fear.
The Animated History of Every Green Lantern [DC Comics]
Who is the strongest lantern in DC?
DC: Most Powerful Green Lanterns, Ranked
1 Sadam Yat. Sadam Yat was prophesized to be the most powerful Green Lantern to ever live; however, Sadam was also said to bring forth the end of the Green Lantern Corps.
The impurity made the rings and their constructs unable to affect things that were yellow. Later it became the 'color or fear' (and of Parallax the entity of fear) which could defeat the green willpower energy.
The series features Cyborg Superman, Batman as a Green Lantern, Sinestro and Star Sapphire, all from Geoff Johns' historic run on GREEN LANTERN and featured prominently in the popular "Sinestro Corps War" story arc!
He's powerful but not invincible, and there are ways to stop him. Hal Jordan, on the other hand, did not need any of these means to beat Superman. Instead, he uses the pure strength of the Green Lantern Corps, proving that a Green Lantern alone is powerful enough to defeat Superman.
And since Green Lantern rings are basically energy manipulation devices, replicating Kryptonite radiation is well within their capabilities. In fact, Green Lantern rings have been shown to create massive amounts of Kryptonite radiation in both the Silver and Modern Age.
Although Batman is one of the most dangerous people/heroes on Earth, Green Lantern would beat Batman in a fight. Surely though, it would be close. Batman has been recognized for his capabilities and skills on multiple occasions.
Rainbow Lanterns are beings of pure energy, encapsulated within a crystalline form that refracts light in all directions, creating a mesmerizing rainbow aura.
The yellow rings are charged by yellow power batteries, which are in turn linked to a yellow Central Power Battery based on Korugar. Aside from the recharging limitations common among the various Corps, their only known weakness is that their power can be drained by a Blue Lantern's power ring.
The Gray Lantern Corps is one of the Lantern Corps. The Gray Lanterns draw their power from their members' absolute apathy. As such, only members of Hattar's species can qualify for being Grey Lanterns.
The Gold Lantern is Kala Lour, a filipino member of the Legion of Super-Heroes and the Lantern Order of the Gold in the Post-Rebirth future. He was a blind schoolteacher when the Elders of Oa offered him as their ambassador for membership in the Legion, with a Gold Lantern Ring.
The storylines "Sinestro Corps War" and "Blackest Night" introduce the rest of the spectrum, along with its emotions, corps and rings: red (rage), orange (greed), yellow (fear), green (willpower), blue (hope), indigo (compassion), violet (love), black (death), and white (life).
The Joker is widely regarded as one of the best comic book villains of all time, and in DC Comics' sprawling multiverse, a version of him exists that can wield the immense power of a Yellow Lantern; it's just too bad his powers — and his appearance as a Lantern overall — is one of the biggest letdowns in this new ...
Superman had been chosen TWICE by the ring to become the next GL. The first was when Abin Sur was dying and the second one was when Hal Jordan was dying. However, there is a clause in the ring that prevents him from being a Green Lantern. A chosen GL of a particular sector MUST be a native of that planet's sector.
The short answer is that while Batman could use a Yellow Lantern ring, he doesn't because he chooses not to. After all, it's a weapon of evil and it's possible he associates the ring directly with what it represents.
The Green Lantern Power Rings are powered by pure willpower, being able to bring to life constructs based off of whatever the wearer thinks of. Thus, aside from running out of energy in between charges, the main weakness of the rings is the limits of user's imagination.
