Originally Posted by Dovster

As far as I can tell, having a regular Sixt card means that you have a special line like Hertz's Gold Club.

Having Sixt Gold status gives you that line plus a 25% discount on standard rates and guarantees you a rental within 12 hours of you asking for it.

Having Platinum gives you the line, a 35% discount, and a guarantee of a rental within 6 hours.

I don't believe that any of this applies to Sixti.