Does Stormbreaker Require Worthiness?

Worthiness: Just like the original Mjolnir, no one can lift Stormbreaker who is not worthy. ... Now Stormbreaker is offered to anyone worthy of its enchantment. That's how it works, you know. They line up every day, each believing himself to be the one who will lift the hammer".

Can anyone pick up Stormbreaker?

Thor's hammer Mjolnir was defined by the fact that only the 'worthy' could lift it – so basically no-one except the god of thunder (and Vision, for some reason). But when it comes to the weapon's replacement, Stormbreaker – which Thor forges in Avengers: Infinity War – Groot is able to lift it too.

Is Stormbreaker stronger than Mjolnir?

Although Stormbreaker and Mjolnir have very similar properties and powers, Stormbreaker is the most powerful weapon out of the two for Thor to wield. The obvious reasons are that Stormbreaker is the physically larger weapon out of the two, and not to mention that it is an axe, which is more dangerous than a hammer.