Traveling between Trofa and Nine in Portugal primarily involves the service of the Comboios de Portugal (CP) regional trains. On this route, the Alfa Pendular trains are not available, as the journey is covered by Intercidades and Regional trains, which operate at speeds ranging from 80 km/h to 120 km/h (50 mph to 75 mph). The Intercidades trains serve major hubs, providing a faster alternative to the more frequent Regional services, which stop at smaller stations along the way. The trip duration varies; the Intercidades takes around 45 minutes, while the Regional trains may take up to 1 hour and 15 minutes, depending on the number of stops. Both services are designed with comfortable seating and basic amenities, making them suitable for passengers traveling for business or leisure. The Intercidades trains are recommended for those prioritizing travel time, while the Regional trains may serve those with a more relaxed itinerary, allowing for scenic views of the Portuguese countryside.