Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
While New York City captures an advantage on pure Weather (77 vs 59) with 15°C ambient temperatures, London decisively captures October on Crowds (58 vs 28) and Prices (63 vs 48). New York City suffers from seasonal congestion and peak lodging premiums ($418/night), whereas London delivers a more balanced, friction-free itinerary with approximately $924 in lodging savings on a 7-night stay ($286/night vs $418/night).