We compare car rental. Book your hire car with VroomVroomVroom in less than 2 minutes! VroomVroomVroom is the easiest way to book car hire anywhere in the world. We are passionate about having the easiest system in place to book a rental car. We are proud to say that we have been helping our customers book car rentals throughout Australia for over 10 years. We think we're pretty good at it and are happy to hear your feedback. We also like to have a little bit of fun!