Binance Smart Chain (BSC) has a faster block time of approximately 3 seconds, resulting in quicker transaction confirmation compared to Ethereum, which has a block time of around 13-15 seconds. BSC is known for lower transaction fees and faster transaction processing, while Ethereum boasts a robust ecosystem and wider adoption, especially in decentralized finance (DeFi) applications. It only has 29 validators, or miners, whereas the Ethereum network has over 903,626 validators.
This is the comparison of the 2023 official Website Data. The expending of two blockchains grows with time it's always getting difficult in every situation.