Hello how may I help you? I have a world record question? I can look an record up for you. What would you like to know? I want to know what the fastest car in the world is There are several fast cars, but the fastest is the Koenigsegg Agera R, which comes in at 273 mph. That's pretty fast It certainly is. What else can I look up for you? What about the fastest boat? It is a boat called Problem Child. Its top speed is 262 mph. Wow. Thanks bot You're welcome I hope you enjoyed the information!