2005 Audi TT vs. 2008 Audi S8
To start off, 2008 Audi S8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi TT. In addition, the cost of maintenance, including insurance, on 2005 Audi TT would be higher. At 5,204 cc (10 cylinders), 2008 Audi S8 is equipped with a bigger engine. In terms of performance, 2008 Audi S8 (444 HP @ 7000 RPM) has 197 more horse power than 2005 Audi TT. (247 HP @ 6300 RPM) In normal driving conditions, 2008 Audi S8 should accelerate faster than 2005 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S8 weights approximately 275 kg more than 2005 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 S8 (540 Nm @ 3500 RPM) has 220 more torque (in Nm) than 2005 Audi TT. (320 Nm @ 2800 RPM). This means 2008 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi TT. 2008 Audi S8 has automatic transmission and 2005 Audi TT has manual transmission. 2005 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi TT | 2008 Audi S8 | |
| Make | Audi | Audi |
| Model | TT | S8 |
| Year Released | 2005 | 2008 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3188 cc | 5204 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 444 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 320 Nm | 540 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 95.9 mm | 92.8 mm |
| Engine Compression Ratio | 11.0:1 | 12.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 5.4 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1665 kg | 1940 kg |
| Vehicle Width | 1770 mm | 1900 mm |
| Wheelbase Size | 2440 mm | 2950 mm |
| Fuel Consumption Overall | 9.9 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 62 L | 90 L |
