1991 Audi 100 vs. 2009 Audi TT
To start off, 2009 Audi TT is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,309 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2009 Audi TT (268 HP @ 6000 RPM) has 137 more horse power than 1991 Audi 100. (131 HP @ 5500 RPM) In normal driving conditions, 2009 Audi TT should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 45 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1991 Audi 100. In wet, icy, snow, or gravel driving conditions, 2009 Audi TT will offer significantly more control. 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 (350 Nm @ 2500 RPM) has 164 more torque (in Nm) than 1991 Audi 100. (186 Nm @ 4000 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2009 Audi TT | |
| Make | Audi | Audi |
| Model | 100 | TT |
| Year Released | 1991 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1984 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 131 HP | 268 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 186 Nm | 350 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 82.5 mm | 82.6 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Engine Compression Ratio | 10.0:1 | 9.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1410 kg | 1455 kg |
| Vehicle Length | 4800 mm | 4200 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1360 mm |
