Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Seville emerges as the optimal October destination with an overall TripTiming Index of 66/100 vs 62/100 for Madrid (+4 point advantage). Seville experiences more manageable visitor density and shorter landmark queues (carrying capacity score 62/100 vs 55/100 in Madrid). Sightseeing is further aided by comfortable outdoor weather (24°C feels-like).