Australia has several time zones, so it depends on what part of Australia you are referring to.Western Australia is GMT +8 hours.The Northern Territory and South Australia is GMT +9.5 hours.The east...
England (London) is at (Greenwich Mean Time) GMT.
New Zealand is (Greenwich Mean Time) GMT +12 hours, ie. 12 hours ahead of Greenwich, England.
New Zealand is 12 hours ahead of England. (Daylight...