2004 Caterham 7 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Caterham 7. In addition, the cost of maintenance, including insurance, on 2004 Caterham 7 would be higher. At 1,997 cc (4 cylinders), 2004 Caterham 7 is equipped with a bigger engine. In terms of performance, 2004 Caterham 7 (251 HP @ 8000 RPM) has 152 more horse power than 2007 Opel Astra. (99 HP @ 4400 RPM). In normal driving conditions, 2004 Caterham 7 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 923 kg more than 2004 Caterham 7.
Because 2004 Caterham 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 2004 Caterham 7. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, 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, 2004 Caterham 7 (258 Nm @ 4000 RPM) has 18 more torque (in Nm) than 2007 Opel Astra. (240 Nm @ 2300 RPM). This means 2004 Caterham 7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2004 Caterham 7 | 2007 Opel Astra | |
| Make | Caterham | Opel |
| Model | 7 | Astra |
| Year Released | 2004 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 251 HP | 99 HP |
| Engine RPM | 8000 RPM | 4400 RPM |
| Torque | 258 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 2300 RPM |
| Top Speed | 241 km/hour | 180 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 470 kg | 1393 kg |
| Vehicle Length | 3110 mm | 4520 mm |
| Vehicle Width | 1580 mm | 1760 mm |
| Vehicle Height | 810 mm | 1510 mm |
| Wheelbase Size | 2230 mm | 2710 mm |
