2005 Audi S4 vs. 1997 Caterham C21
To start off, 2005 Audi S4 is newer by 8 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 4,172 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 90 more horse power than 1997 Caterham C21. (250 HP @ 8000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1997 Caterham C21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 1095 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.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 158 more torque (in Nm) than 1997 Caterham C21. (252 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1997 Caterham C21.
Compare all specifications:
| 2005 Audi S4 | 1997 Caterham C21 | |
| Make | Audi | Caterham |
| Model | S4 | C21 |
| Year Released | 2005 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 250 HP |
| Engine RPM | 4000 RPM | 8000 RPM |
| Torque | 410 Nm | 252 Nm |
| Vehicle Weight | 1785 kg | 690 kg |
| Vehicle Length | 4550 mm | 3810 mm |
| Vehicle Width | 1770 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1060 mm |
| Wheelbase Size | 2470 mm | 2260 mm |
