Mirror size on an eg

what is the max size a eg can have as its rear mirror without it hitting the sunvisors?

thanks :):)

if possible, whoever knows the right answer
if u can sms me th answer to :
+6597795235
only costs you 50cents
PLEASE KAZAAM or SHOGANOFDDARK or BEN or SOMEONE ELSE WHO I DONT KNOW WHO IS REALLY NICE TO DO IT!!!!!!!!!!!!!!
i cant check th einternet as much as id like to!

1. get a tape measure or other measuring device
2. go out to your car, and measure it
3. ????????
4. Profit

1. not in australia
2. car in australia
3 . as above
4 . fail