1) The car has to be within 7 years old to enjoy a reasonably good rate with car used as security. 9 m1 ]) K: I) V2) Depends on your credit history and credit score. : ?* {6 Q, G% W) X: U* _ ^2 J1 \; o3 M3) Depends on your relationship with the financial institution. ! j2 @3 h+ e' i2 r% W6 Q3 L4) The only advantage you have is that you pays the cash, and can discount that from the seller. % ~$ Y: q, B3 N H+ M& B5) For cars more than 7 years old, the interest can be significantly higher because the collateral value is hard to assess. Good luck.