1999 Audi TT vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Audi TT. In addition, the cost of maintenance, including insurance, on 1999 Audi TT would be higher. At 5,998 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 6200 RPM) has 266 more horse power than 1999 Audi TT. (178 HP @ 5900 RPM) In normal driving conditions, 2009 Audi A8 should accelerate faster than 1999 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 530 kg more than 1999 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2009 Audi A8 (580 Nm @ 4000 RPM) has 345 more torque (in Nm) than 1999 Audi TT. (235 Nm @ 2200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi TT. 2009 Audi A8 has automatic transmission and 1999 Audi TT has manual transmission. 1999 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi TT | 2009 Audi A8 | |
| Make | Audi | Audi |
| Model | TT | A8 |
| Year Released | 1999 | 2009 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 5998 cc |
| Engine Type | in-line | W |
| Horse Power | 178 HP | 444 HP |
| Engine RPM | 5900 RPM | 6200 RPM |
| Torque | 235 Nm | 580 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 90.2 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Top Speed | 243 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 5.2 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 | 1465 kg | 1995 kg |
| Vehicle Length | 4050 mm | 5190 mm |
| Vehicle Width | 1770 mm | 1900 mm |
| Vehicle Height | 1350 mm | 1460 mm |
| Wheelbase Size | 2440 mm | 3080 mm |
| Fuel Consumption Overall | 9.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 62 L | 90 L |
