No altcoin can be compared to Bitcoin and Bitcoin will forever be a king in Crypto. But if you want to overthrow Bitcoin, only ETH can do it. Because ETH is also developing strongly and is trending up like Bitcoin before
Yes, no Altcoin can take the place of bitcoin but some Altcoin may be beat bitcoin in its popularity. Altcoin like Ethereum may be beat bitcoin in its price. Ethereum also have a good platform and its user number is also immpresive. Many developing countries and developed country using it to improve their country economy. Ethereum is less volatile then that of bitcoin. Because of this many investors prefer Ethereum for long term investment purposes. Ethereum money transaction speed is also good then that of bitcoin.