2009 Audi TT vs. 1997 Caterham C21
To start off, 2009 Audi TT is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Caterham C21. In addition, the cost of maintenance, including insurance, on 1997 Caterham C21 would be higher. At 3,189 cc (6 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (247 HP @ 6300 RPM) has 132 more horse power than 1997 Caterham C21. (115 HP @ 6000 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 1997 Caterham C21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 840 kg more than 1997 Caterham C21. 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 1997 Caterham C21. 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 (320 Nm @ 2500 RPM) has 175 more torque (in Nm) than 1997 Caterham C21. (145 Nm @ 3000 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1997 Caterham C21.
Compare all specifications:
| 2009 Audi TT | 1997 Caterham C21 | |
| Make | Audi | Caterham |
| Model | TT | C21 |
| Year Released | 2009 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 1587 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 115 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 320 Nm | 145 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 95.9 mm | 79 mm |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1490 kg | 650 kg |
| Vehicle Length | 4180 mm | 3810 mm |
| Vehicle Width | 1850 mm | 1590 mm |
| Vehicle Height | 1360 mm | 1060 mm |
| Wheelbase Size | 2470 mm | 2260 mm |
