On the Italian national rail network (Trenitalia) in 2026, the primary difference between Regionale (R) and Regionale Veloce (RV) is the number of stops and total travel time. An R train is a local service that stops at nearly every station along a route, making it essential for reaching small towns but slower for long distances. An RV (Fast Regional) train follows the same traditional tracks but skips smaller stations, serving only the major hubs and provincial capitals. Crucially, in 2026, both use the same fixed-price "Regional" fare structure, meaning an RV ticket costs the same as an R ticket for the same journey. Neither requires or allows seat reservations; you simply board and find any available seat. However, RV trains often utilize newer "Rock" or "Pop" double-decker carriages that feature more modern amenities like USB ports and improved climate control. Always remember that in 2026, digital regional tickets must be "activated" via the Trenitalia app before boarding to avoid heavy fines.