I guess if you're a billionaire it's more convenient. I just did a little googling and a 1 oz gold coin appears to be pretty small and is worth something like ~

I guess if you're a billionaire it's more convenient. I just did a little googling and a 1 oz gold coin appears to be pretty small and is worth something like ~$2300 today. That seems portable enough in my eyes, although I can't see that being super useful for everyday transactions. Edit: I guess you're probably talking about entering another country's border. I guess portability makes more sense there in that you don't have anything physical.