#BTCvsETHBitcoin (BTC) and Ethereum (ETH) differ significantly. Bitcoin is "digital gold" with a fixed supply of 21 million, using Proof-of-Work (PoW). Ethereum is a programmable blockchain for decentralized apps, smart contracts, and more, using Proof-of-Stake (PoS) after "The Merge". Current prices are $118,418 (BTC) and $3,779.80 (ETH). Bitcoin's block confirmation time is 10 minutes, while Ethereum's is 12-15 seconds. Ethereum's PoS reduced energy consumption by over 99% [1].$BTC