2006 Audi TT vs. 2008 Audi A8
To start off, 2008 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi TT. In addition, the cost of maintenance, including insurance, on 2006 Audi TT would be higher. At 3,189 cc (6 cylinders), 2006 Audi TT is equipped with a bigger engine. In terms of performance, 2006 Audi TT (247 HP @ 6300 RPM) has 17 more horse power than 2008 Audi A8. (230 HP @ 4000 RPM). In normal driving conditions, 2006 Audi TT should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 426 kg more than 2006 Audi TT.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2008 Audi A8 (450 Nm @ 1400 RPM) has 130 more torque (in Nm) than 2006 Audi TT. (320 Nm @ 2500 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi TT. 2008 Audi A8 has automatic transmission and 2006 Audi TT has manual transmission. 2006 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi TT | 2008 Audi A8 | |
| Make | Audi | Audi |
| Model | TT | A8 |
| Year Released | 2006 | 2008 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 230 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 320 Nm | 450 Nm |
| Torque RPM | 2500 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 95.9 mm | 91.4 mm |
| Engine Compression Ratio | 11.3:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 243 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 7.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1410 kg | 1836 kg |
| Vehicle Length | 4180 mm | 5060 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1360 mm | 1450 mm |
| Wheelbase Size | 2470 mm | 2950 mm |
| Fuel Consumption Overall | 10.4 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 60 L | 90 L |
