ERC-721 vs NFT

A technical standard for non-fungible tokens (NFTs) on Ethereum that enables unique, individually distinguishable digital assets where each token possesses distinct characteristics and cannot be exchanged on a one-to-one basis like fungible currencies.

A unique digital token on a blockchain that represents ownership of a specific asset like artwork, collectible, or virtual item, with each NFT being one-of-a-kind and non-interchangeable.