1997 Caterham C21 vs. 2007 Citroen C4
To start off, 2007 Citroen C4 is newer by 10 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 1,587 cc (4 cylinders), 1997 Caterham C21 is equipped with a bigger engine. In terms of performance, 1997 Caterham C21 (115 HP @ 6000 RPM) has 28 more horse power than 2007 Citroen C4. (87 HP @ 5250 RPM). In normal driving conditions, 1997 Caterham C21 should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C4 weights approximately 606 kg more than 1997 Caterham C21.
Because 1997 Caterham C21 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1997 Caterham C21. However, in wet, icy, snow, or gravel driving conditions, 2007 Citroen C4, being front wheel drive (FWD), will offer much better control with better grip. 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, 1997 Caterham C21 (145 Nm @ 3000 RPM) has 12 more torque (in Nm) than 2007 Citroen C4. (133 Nm @ 3250 RPM). This means 1997 Caterham C21 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 1997 Caterham C21 | 2007 Citroen C4 | |
| Make | Caterham | Citroen |
| Model | C21 | C4 |
| Year Released | 1997 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 1360 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 115 HP | 87 HP |
| Engine RPM | 6000 RPM | 5250 RPM |
| Torque | 145 Nm | 133 Nm |
| Torque RPM | 3000 RPM | 3250 RPM |
| Engine Compression Ratio | 10.5:1 | 11.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 650 kg | 1256 kg |
| Vehicle Length | 3810 mm | 4270 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1060 mm | 1460 mm |
| Wheelbase Size | 2260 mm | 2610 mm |
