According to Glassdoor's report titled "Which Countries in Europe Offer The Best Standard of Living?," some cities with wages on the lower end of the scale make up for it with low prices.
Glassdoor's cost of living index takes into account is income versus "how much money is needed to buy a standard basket of goods and services in different countries, including groceries, restaurants, transportation, utilities, and rent."
Business Insider took a look at the 13 cheapest cities to live in Europe: