2005 Mercedes-Benz A vs. 2003 Opel Vectra
To start off, 2005 Mercedes-Benz A is newer by 2 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 2,034 cc (4 cylinders), 2005 Mercedes-Benz A is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz A (138 HP @ 5750 RPM) has 18 more horse power than 2003 Opel Vectra. (120 HP @ 5400 RPM). In normal driving conditions, 2005 Mercedes-Benz A should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 230 kg more than 2005 Mercedes-Benz A.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2005 Mercedes-Benz A (180 Nm @ 3500 RPM) has 13 more torque (in Nm) than 2003 Opel Vectra. (167 Nm @ 3800 RPM). This means 2005 Mercedes-Benz A will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2005 Mercedes-Benz A has manual transmission. 2005 Mercedes-Benz A 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:
| 2005 Mercedes-Benz A | 2003 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | A | Vectra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2034 cc | 1794 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 138 HP | 120 HP |
| Engine RPM | 5750 RPM | 5400 RPM |
| Torque | 180 Nm | 167 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 94 mm | 88.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1240 kg | 1470 kg |
| Vehicle Length | 3840 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1600 mm | 1510 mm |
