Well new clean diesel are more economical. More greener. That's is the other question if we will get low sulphur diesel on pumps.
Every other brand is offering diesel variant in their sedans and even hatchbacks. Golf TDI is winner. Audi have every car available in diesel variant and same goes for Mercedes with diesel car models.
Anyways new diesel engines need LSD as well as good required maintenance at required intervals. diesel prices in pakistan was one of the reason diesel lost to CNG..