In general, the London and the Tokyo are the largest bags overall The Madrid is the smallest among the medium-sized bags. The Casablanca is the overall smallest bag in the entire collection To rank which is bigger or smaller, in general, from biggest to smallest: London/ Tokyo > London Mini/ New York > Madrid > Casablanca To find a bag's exact dimensions, kindly click on your desired style on www.altmanila.com (all product details can be found there)