2007 Land Rover Defender vs. 2003 Opel Vectra
To start off, 2007 Land Rover Defender is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra 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 2007 Land Rover Defender. (120 HP @ 4200 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2007 Land Rover Defender. With that said, vehicle weight also plays an important factor in acceleration. 2007 Land Rover Defender weights approximately 465 kg more than 2003 Opel Vectra.
Because 2007 Land Rover Defender is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 Land Rover Defender 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 70 more torque (in Nm) than 2007 Land Rover Defender. (300 Nm @ 1950 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Land Rover Defender.
Compare all specifications:
| 2007 Land Rover Defender | 2003 Opel Vectra | |
| Make | Land Rover | Opel |
| Model | Defender | Vectra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 120 HP | 176 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 300 Nm | 370 Nm |
| Torque RPM | 1950 RPM | 1900 RPM |
| Engine Compression Ratio | 19.5:1 | 18.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 9 seats | 5 seats |
| Vehicle Weight | 2055 kg | 1590 kg |
| Vehicle Length | 4610 mm | 4830 mm |
| Vehicle Width | 2040 mm | 1800 mm |
| Vehicle Height | 1800 mm | 1510 mm |
