This document compares Mexico City and Guadalajara across several metrics. Mexico City was founded in 1325 and has a larger surface area and population than Guadalajara, which was founded in 1542. Mexico City has a higher average and maximum altitude. It has over 8 million inhabitants and a density of nearly 6,000 people per square kilometer, while Guadalajara has a population of 1.5 million and a density of 0.01 people per square kilometer. Residents of Guadalajara are called tapatios and those of Mexico City are called chilangos.