When it comes to indulging in the delightful experience of egg coffee in Hanoi, you've got a choice between sipping it hot or savoring it cold, and either way, it'll set you back approximately .15. Now, let's put this into perspective – in the vibrant world of Hanoi's street food, this price is quite in line with what you'd shell out for a delicious banh mi sandwich or a steaming bowl of pho, Vietnam's beloved noodle soup. So, treating your taste buds to this creamy caffeinated delight won't break the bank!