2009 Audi TT vs. 1991 Audi 100
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 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2009 Audi TT (197 HP @ 5100 RPM) has 84 more horse power than 1991 Audi 100. (113 HP @ 4000 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. 1991 Audi 100 weights approximately 158 kg more than 2009 Audi TT.
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 (280 Nm @ 1800 RPM) has 15 more torque (in Nm) than 1991 Audi 100. (265 Nm @ 2250 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:
| 2009 Audi TT | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | TT | 100 |
| Year Released | 2009 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2461 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 113 HP |
| Engine RPM | 5100 RPM | 4000 RPM |
| Torque | 280 Nm | 265 Nm |
| Torque RPM | 1800 RPM | 2250 RPM |
| Engine Bore Size | 82.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 95.5 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 237 km/hour | 187 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 11.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1315 kg | 1473 kg |
| Vehicle Length | 4180 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1360 mm | 1450 mm |
| Wheelbase Size | 2470 mm | 2700 mm |
| Fuel Tank Capacity | 60 L | 80 L |
