Hungary’s for foreign travellers remains a bargain destination for food, lodging and transport. If you stay in private rooms, eat at medium-price restaurants and travel 2nd-class on trains, you should get by on US$60 a day without scrimping.
Those putting up in hostels, dormitories or camping grounds and eating at self-service restaurants or food stalls will cut costs substantially.
Have a look at this table of prices of daily things.
€ 55