Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Amalfi Coast emerges as the optimal December destination with an overall TripTiming Index of 55/100 vs 54/100 for Florence (+1 point advantage). Amalfi Coast experiences more manageable visitor density and shorter landmark queues (carrying capacity score 68/100 vs 60/100 in Florence). This is reinforced by lower lodging rates (~$120/night vs ~$208/night, saving ~$616 over 7 nights). While Florence retains an edge in City Vitality (38/100 vs 20/100), Amalfi Coast's commanding performance in Space & Crowds secures the overall December recommendation.