Market Position: Bitcoin is the first cryptocurrency and often referred to as "digital gold,"
You can consider Bitcoin as a Digital gold but I disagree. Because there are tokenized gold token and digital gold can be used for these tokens.
Bitcoin can be considered as Blockchain gold, but I would more prefer to consider it as Bitcoin. Bitcoin is Bitcoin and it does not need to be anything else like "digital gold" or "blockchain gold".
while Ethereum introduced smart contracts, expanding blockchain potential.
Smart contracts from Ethereum blockchain cause massive troubles with many people in cryptocurrency market from investors to traders. They fell to many scam projects with tokens deployed with smart contracts on Ethereum blockchain.
ERC20 token trackerA total of 1,383,948 Token Contracts found
Showing 1700 Tokens with OK or Neutral Reputation
Beyond those 1700 OK-, neutral- tokens, there are massive scam tokens deployed on ERC20 chain.