Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Budapest emerges as the optimal December destination with an overall TripTiming Index of 50/100 vs 39/100 for Prague (+11 point advantage). Budapest experiences substantially lower visitor footfall and shorter landmark queues (low density / tranquil vs heavy visitor congestion in Prague). This is reinforced by lower lodging rates (~$146/night vs ~$279/night, saving ~$931 over 7 nights). While Prague retains an edge in City Vitality (65/100 vs 34/100), Budapest's commanding performance in Space & Crowds secures the overall December recommendation.