1991 Caterham Super 7 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Caterham Super 7. In addition, the cost of maintenance, including insurance, on 1991 Caterham Super 7 would be higher. At 2,958 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (176 HP @ 4000 RPM) has 56 more horse power than 1991 Caterham Super 7. (120 HP @ 6200 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1991 Caterham Super 7. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 1080 kg more than 1991 Caterham Super 7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Caterham Super 7 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 1991 Caterham Super 7. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 227 more torque (in Nm) than 1991 Caterham Super 7. (143 Nm @ 5500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Caterham Super 7.
Compare all specifications:
| 1991 Caterham Super 7 | 2003 Opel Vectra | |
| Make | Caterham | Opel |
| Model | Super 7 | Vectra |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1599 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 176 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 143 Nm | 370 Nm |
| Torque RPM | 5500 RPM | 1900 RPM |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 77.6 mm | 82 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 510 kg | 1590 kg |
| Vehicle Length | 3380 mm | 4830 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1110 mm | 1510 mm |
