2011)
Sunswift IV, Ivy was built for the 2009 World Solar Challenge. The car surpassed expectations by being the first silicon powered car across the line, coming 4th overall.
On 7 January 2011 Ivy broke the 22 year old Guinness World Record by over 10 km.h. Australian racing driver Barton Mawer, driving Ivy, set a new Guinness World Record for World's Fastest of 88.5 km/h at 10.32 am on the Royal Australian Navy airbase HMAS Albatross. The record was previously held by General Motors' Sunraycer with 1.5 kW of power and stood at 78.39 km/h. Sunswift's Ivy used only 1.200 W to create this record. The record required that Ivy be powered solely by the sun. With the entire battery pack removed IVy weighed only 140 kg.
Read more about this topic: UNSW Sunswift, Sunswift IV (IVy) (2009