1) The car has to be within 7 years old to enjoy a reasonably good rate with car used as security. : f3 z& S7 r& O& o' [+ X8 n: l2) Depends on your credit history and credit score. # t' B& U5 A* L( V, U, ?) j' s3) Depends on your relationship with the financial institution. 7 Y* K+ e. V; a( J7 _1 M+ b4) The only advantage you have is that you pays the cash, and can discount that from the seller.# {8 _7 `) ]+ W6 o( c
5) For cars more than 7 years old, the interest can be significantly higher because the collateral value is hard to assess. Good luck.