2003 Caterham 7 vs. 2007 Subaru Impreza
To start off, 2007 Subaru Impreza is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Caterham 7. In addition, the cost of maintenance, including insurance, on 2003 Caterham 7 would be higher. At 1,994 cc (4 cylinders), 2007 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2003 Caterham 7 (160 HP @ 7500 RPM) has 2 more horse power than 2007 Subaru Impreza. (158 HP @ 6400 RPM). In normal driving conditions, 2003 Caterham 7 should accelerate faster than 2007 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2007 Subaru Impreza weights approximately 875 kg more than 2003 Caterham 7.
Because 2007 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2003 Caterham 7. In wet, icy, snow, or gravel driving conditions, 2007 Subaru Impreza 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, 2007 Subaru Impreza (187 Nm @ 3200 RPM) has 11 more torque (in Nm) than 2003 Caterham 7. (176 Nm @ 5750 RPM). This means 2007 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 2003 Caterham 7.
Compare all specifications:
| 2003 Caterham 7 | 2007 Subaru Impreza | |
| Make | Caterham | Subaru |
| Model | 7 | Impreza |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1794 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 160 HP | 158 HP |
| Engine RPM | 7500 RPM | 6400 RPM |
| Torque | 176 Nm | 187 Nm |
| Torque RPM | 5750 RPM | 3200 RPM |
| Engine Bore Size | 80 mm | 92 mm |
| Engine Stroke Size | 89.3 mm | 75 mm |
| Top Speed | 209 km/hour | 210 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 500 kg | 1375 kg |
| Vehicle Height | 810 mm | 1740 mm |
| Wheelbase Size | 2230 mm | 2680 mm |
