What is the difference between Audi A8 TFSI and TDI engines?

I'm interested in buying an Audi A8 but I'm confused about the different engine options available. What are the main differences between the TFSI and TDI engines?

The main difference between Audi A8 TFSI and TDI engines is the type of fuel they use. TFSI engines use gasoline whereas TDI engines use diesel. In terms of performance, TFSI engines are known for their power and acceleration, while TDI engines offer better fuel efficiency and torque.

One key factor to consider when choosing between TFSI and TDI engines is your driving habits. If you do a lot of urban driving with frequent stops, a TDI engine may be a better choice as it provides higher torque at lower RPMs. However, if you do more highway driving and value power and acceleration, a TFSI engine might be a better fit.

In terms of maintenance, TFSI engines are generally simpler and easier to maintain compared to TDI engines. TDI engines have additional components such as a turbocharger and diesel particulate filter, which can require more frequent servicing. If you prefer a simpler engine with lower maintenance costs, consider a TFSI engine.