No, TRON Lightcycle / Run is not the fastest roller coaster at Walt Disney World in 2026, though it is often marketed as one of the most thrilling. TRON reaches a top speed of approximately 59 mph (95 km/h). This is slightly slower than Guardians of the Galaxy: Cosmic Rewind at EPCOT, which reaches speeds of 60 mph, and significantly slower than the Rock 'n' Roller Coaster Starring Aerosmith at Disney's Hollywood Studios, which launches guests at 57–60 mph but feels faster due to its indoor, banked inversions. However, TRON is widely considered the most visually intense due to its unique "motorcycle" seating position and the outdoor "Canopy" section that reaches high speeds immediately upon launch. While it may not hold the absolute speed record, its use of magnetic propulsion technology provides a smooth, futuristic acceleration that makes it a top-tier thrill ride for 2026 visitors to the Magic Kingdom.