Polkadot aims to connect chains, and Ethereum aims to provide a secure public blockchain for high value transactions. Ethereum is stronger in terms of adoption . It currently has many more practical uses. Conversely, DOT may have more upside.
Read moreCan Polkadot surpass Ethereum?
On paper, Cardano or Polkadot appear far superior to Ethereum , due to their newer technology and architecture. However, arguably more important than the technology is the adoption, partnerships, and real-world use-cases of a blockchain platform, and Ethereum has plenty.
Read more