Bitcoin only exists in a digital space. So, while this obviously has benefits, it also means that it’s only useable if you have access to the internet.
You may be able to get away with a few trades offline, but at some point you will need to reconnect to the blockchain.
Gold is tangible and the price per ounce can vary greatly, depending on where you are, offering you a faster way to make some profit if that’s your endgame.