2006 Land Rover Discovery vs. 2003 Opel Vectra
To start off, 2006 Land Rover Discovery is newer by 3 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 2,720 cc (6 cylinders), 2006 Land Rover Discovery is equipped with a bigger engine. In terms of performance, 2006 Land Rover Discovery (187 HP @ 4000 RPM) has 35 more horse power than 2003 Opel Vectra. (152 HP @ 5600 RPM). In normal driving conditions, 2006 Land Rover Discovery should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 184 kg more than 2006 Land Rover Discovery.
Because 2006 Land Rover Discovery 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, 2006 Land Rover Discovery 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, 2006 Land Rover Discovery (440 Nm @ 1900 RPM) has 220 more torque (in Nm) than 2003 Opel Vectra. (220 Nm @ 3800 RPM). This means 2006 Land Rover Discovery will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2006 Land Rover Discovery has manual transmission. 2006 Land Rover Discovery will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Land Rover Discovery | 2003 Opel Vectra | |
| Make | Land Rover | Opel |
| Model | Discovery | Vectra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 152 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 440 Nm | 220 Nm |
| Torque RPM | 1900 RPM | 3800 RPM |
| Engine Compression Ratio | 18.0:1 | 12.0:1 |
| Top Speed | 175 km/hour | 208 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 11 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1400 kg | 1584 kg |
| Vehicle Length | 4960 mm | 4830 mm |
| Vehicle Height | 1770 mm | 1510 mm |
| Wheelbase Size | 2890 mm | 2840 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.8 L/100km |
| Fuel Tank Capacity | 82 L | 60 L |
