In the world of cryptocurrencies, there is either Bitcoin or altcoins. And while Ethereum (ETH) thrives, Ethereum Classic (ETC) is not far behind. Of course, cryptocurrencies are very volatile. Nevertheless, these two popular altcoins remain the preferred choice for many crypto traders and investors. Although they both contain the word 'Ethereum', they are significantly different. When comparing Ethereum and Ethereum Classic side by side, key differences can be noticed: concept, characteristics, purpose, and future price forecasts.