The five strongest cryptocurrencies by market capitalization currently are: Bitcoin (BTC) in first place with a market cap of nearly $580 billion, and is the largest and most well-known digital asset. Following is Ethereum (ETH) with around $230 billion, known for its support of smart contracts. In third place is Tether (USDT), a stablecoin backed by the dollar with a value of $80 billion. In fourth place is Binance Coin (BNB), the leading exchange token of Binance, valued at $45 billion. Fifth is USD Coin (USDC), also a stablecoin backed by the dollar, with a value of nearly $30 billion. These currencies form the backbone of the crypto market.