Are Diesel Cars Better. Diesel engines are still more efficient than gas engines but less so for those who are mostly engaged in city driving. Diesels are simply better in this department as much as 30 or even 40 per cent better although modern direct-injection petrol engines are catching up.
Seven occupants on a regular basis. Cars were quieter and improved on the emission front. Improvements in fuel injection technology are what made modern diesel cars less diesely for a lack of a better word.
The injection technology used today is called Common Rail from the common high-pressure fuel rail that feeds the injectors.
Diesels are simply better in this department as much as 30 or even 40 per cent better although modern direct-injection petrol engines are catching up. Also a diesel engine is simpler than a gas engine since it runs without spark plugs and the associated electrical system needed for them. Pros of buying a diesel car Diesels are more fuel efficient than petrol engines and emit less CO2 which makes them better for the environment. Diesel cars have been known for having better fuel economy - and our test figures support that.
