Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Santorini emerges as the optimal April destination with an overall TripTiming Index of 77/100 vs 75/100 for Amalfi Coast (+2 point advantage). Santorini experiences more manageable visitor density and shorter landmark queues (carrying capacity score 70/100 vs 66/100 in Amalfi Coast). Sightseeing is further aided by comfortable outdoor weather (21°C feels-like). Travelers also benefit from lower accommodation costs (~$231/night vs ~$273/night in Amalfi Coast, saving ~$294 over a week).