guys need your help on buying a second hand car for our family...wiv just sold our lancer and here is the scenario

1. at the end of march cash in hand would be between 250-300k
2. we have 1 more car (nissan sentra SS 98) but we don't want to sell it pa
3. were 5 in the family, my mom wants a bigger car na but me and my dad would prefer another sedan, btw me and my dad work for the same company the other car would be use by my younger bro, the youngest in the family is 7
4. our choices ar the ff: altis 01-02, civicEK 99-00 or the 01-02 model, lancer cedia, kia carnival, subaru forester, mitsu adventure, toyota revo, crosswindxt0
5. were considering financing if the price would be above the budget which i think it will considering the choices

guys what would be your choice and y?...
if we do financing thru car dealers what usually are their terms of payment?

thanx guys for your time in reading my story and advance thanx to your replies....