u know better what are ur requirements so keep everything in mind and judge all cars in all aspects and choose the one that suits u best
the car u mentioned above are old and will be a load on pocket from comsumption point of view as they have bigger engine
i own a cuore 2003 and i can tell u about it
advantages
very gud milage on petrol and CNG , very reliable , comfortable
disadvantages
as compared to mehran its part are expensive and not so easily available