2003 Opel Vectra vs. 2008 Suzuki Grand Vitara
To start off, 2008 Suzuki Grand Vitara is newer by 5 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 2,957 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 4000 RPM) has 46 more horse power than 2008 Suzuki Grand Vitara. (127 HP @ 3750 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2008 Suzuki Grand Vitara. With that said, vehicle weight also plays an important factor in acceleration. 2008 Suzuki Grand Vitara weights approximately 60 kg more than 2003 Opel Vectra.
Because 2008 Suzuki Grand Vitara 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, 2008 Suzuki Grand Vitara 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 2008 Suzuki Grand Vitara. (300 Nm @ 2000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2008 Suzuki Grand Vitara.
Compare all specifications:
| 2003 Opel Vectra | 2008 Suzuki Grand Vitara | |
| Make | Opel | Suzuki |
| Model | Vectra | Grand Vitara |
| Year Released | 2003 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 1870 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 127 HP |
| Engine RPM | 4000 RPM | 3750 RPM |
| Torque | 370 Nm | 300 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Engine Compression Ratio | 18.5:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 226 km/hour | 165 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1605 kg | 1665 kg |
| Vehicle Length | 4600 mm | 4460 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1690 mm |
| Wheelbase Size | 2740 mm | 2650 mm |
| Fuel Consumption Overall | 7 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 60 L | 66 L |
