Bro dunno about karachi but here in islamabad belta 1.3l 06+ model cost around 11-12lacs and 1000cc one for 10-11 lacs. if in mint condition and lancer 1.3l fror 7.5-8.5lacs depending on condition
if you want 1.3l car than belta 1.3 will be more enjoy able than lancer and will have better fuelcconsumption,parts availibilityand resale