Ethereum’s native currency, Ether (ETH), had a market cap of roughly $370.5 billion at the time of this writing. The Ethereum network is scheduling planned upgrades in 2022, and some say the new version, Ethereum 2.0, will offer improved processing times, lower fees and more scalability.
“Ethereum killers” are building up momentum and occupying a growing share of the non-fungible token (NFT) market, although Ethereum still maintains about 80% of NFT transactions. They have notably lower gas fees compared to Ethereum.
Here are the so called "ethereum killers" top competitors:
Solana
Cardano
Tezos
Polkadot
