Although both use blockchain technology, but bitcoin (BTC) and monero (XMR) have some very clear differences. In Monero, this digital currency is very focused on privacy so that transactions cannot be seen unless authorized by the user. with the sender's address, the recipient's address, and the number of transactions "hidden" with RingCT technology while the bitcoin network, everyone can see transparently all the transactions that occur. The address of the sender, the recipient's address, and the number of transactions can be easily seen in blockexplorer.com and blockchain.info. this is the advantage of Monero