According to many users of classic exchanges and the website Coinmarketcap, some of best trading pairs of cryptocurrencies on 2019 are the following: (Information from May 2019)
- Bitcoin – Ethereum (BTC-ETH)
- Bitcoin – Litecoin (BTC-LTC)
- Bitcoin – Bitcoin Cash (BTC-BCH)
- Bitcoin – Dash (BTC-DASH)
- Bitcoin – Ripple (BTC-XRP)
- Bitcoin – Dogecoin (BTC-DOGE)
- Bitcoin – Stellar (BTC-XLM)
- Bitcoin – Eos (BTC-EOS)
- Bitcoin – Theter (BTC-USDT)
- Ethereum – Litecoin (ETH-LTC)