Auto Insurance AID? Which might be cheaper?

Im not asking for A COST,but which out-of these 3 cars do you consider could be cheaper on insurance for me. I’m a fresh driver,I’ve great levels (great student discount) and Im heading under my parents insurance. — 2004 grand prix -2006 chevrolet impala — 2006 pontiac G6 I dont require cheap auto insurance to be found by any sites I simply need views just why thanks and on which you think will soon be cheaper!=)

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