2005 Audi A8 vs. 2009 Audi TT
To start off, 2009 Audi TT is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 3,189 cc (6 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (247 HP @ 6300 RPM) has 29 more horse power than 2005 Audi A8. (218 HP @ 6300 RPM) In normal driving conditions, 2009 Audi TT should accelerate faster than 2005 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 130 kg more than 2005 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi TT (320 Nm @ 2500 RPM) has 20 more torque (in Nm) than 2005 Audi A8. (300 Nm @ 8200 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A8.
Compare all specifications:
| 2005 Audi A8 | 2009 Audi TT | |
| Make | Audi | Audi |
| Model | A8 | TT |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 3189 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 218 HP | 247 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 300 Nm | 320 Nm |
| Torque RPM | 8200 RPM | 2500 RPM |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 900 kg | 1030 kg |
| Vehicle Length | 5190 mm | 4180 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1360 mm |
| Wheelbase Size | 3080 mm | 2470 mm |
| Fuel Tank Capacity | 90 L | 34 L |
