Audit crash tests of showroom vehicles by Australian NCAP, with subsequent media promotion and ready availability of the results has enabled the Australian vehicle user to be better informed of the safety of Vehicle occupants in frontal collisions. The difference between the regulatory and audit crash test speeds can have a significant effect in the potential for head chest and leg injury. Data is presented to show the injury differences to front seat occupants in frontal crashes including the relationship of the speed of the crash to the injury severity of occupants in the crash.