2007 Mercedes-Benz GL vs. 2003 Opel Vectra
To start off, 2007 Mercedes-Benz GL 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 2,987 cc (6 cylinders), 2007 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz GL (215 HP @ 3800 RPM) has 95 more horse power than 2003 Opel Vectra. (120 HP @ 5400 RPM). In normal driving conditions, 2007 Mercedes-Benz GL should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz GL weights approximately 989 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercedes-Benz GL 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 Mercedes-Benz GL 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 Mercedes-Benz GL (540 Nm @ 1400 RPM) has 373 more torque (in Nm) than 2003 Opel Vectra. (167 Nm @ 3800 RPM). This means 2007 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2007 Mercedes-Benz GL has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz GL | 2003 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | GL | Vectra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 120 HP |
| Engine RPM | 3800 RPM | 5400 RPM |
| Torque | 540 Nm | 167 Nm |
| Torque RPM | 1400 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 92 mm | 88.2 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Vehicle Weight | 2459 kg | 1470 kg |
| Vehicle Length | 5090 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1930 mm | 1510 mm |
