What is the best way to change my BTC into ETH?

How do convert BTC to ETH

1. Sign in to your Coinbase account or into the Coinbase mobile app
2. Find the asset page for the cryptocurrency you would like to convert from. For example, Bitcoin Price Chart (BTC) | Coinbase
3. There will be a panel with the option to convert one cryptocurrency to another
4. Enter the fiat amount of cryptocurrency you would like to convert from in terms of your native fiat currency. For example, $10 worth of BTC to convert into XRP
5. Select Preview Conversion to see the amount of XRP you would convert from BTCIf you do not have enough crypto to complete the transaction, you will be prompted to buy some
6. Confirm the conversion transaction

Please see the Locations and trading pairs help article for all crypto-to-crypto trading pairs.

Please note, Coinbase charges a spread margin of up to two percent (2.00%) for Digital Currency Conversions. The actual spread margin charged varies due to market fluctuations in the price of Digital Currencies on Coinbase Pro between the time we quote a price and the time when the order executes. We do not charge a separate Coinbase Fee for Digital Currency Conversions.