Based on popularity and guest reviews, the most popular London Speed Boats are: London: 70-Minute Thames Barrier Speedboat Tour London: Speedboat Sightseeing Tour London: River Thames Speed Boat Tour London: Speedboat Tour Through Heart of the City London: 40-Minute Ultimate Tower RIB Blast Speedboat Tour London: Thames Sunset Speedboat Experience with Drink London: 40-Minute TOWER BEAST RIDE - Thames Speedboat Tour London: Break the Barrier Speed Boat Ride London: 2 hour private luxury yacht hire on the River Thames