2003 Opel Vectra vs. 2012 Mercedes-Benz A
To start off, 2012 Mercedes-Benz A is newer by 9 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 2,169 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (125 HP @ 4000 RPM) has 44 more horse power than 2012 Mercedes-Benz A. (81 HP @ 4200 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2012 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 234 kg more than 2012 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Opel Vectra (280 Nm @ 1500 RPM) has 100 more torque (in Nm) than 2012 Mercedes-Benz A. (180 Nm @ 1400 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz A.
Compare all specifications:
| 2003 Opel Vectra | 2012 Mercedes-Benz A | |
| Make | Opel | Mercedes-Benz |
| Model | Vectra | A |
| Year Released | 2003 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 2169 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 125 HP | 81 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 280 Nm | 180 Nm |
| Torque RPM | 1500 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 98 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1560 kg | 1326 kg |
| Vehicle Length | 4830 mm | 3840 mm |
| Vehicle Width | 1800 mm | 1770 mm |
| Vehicle Height | 1510 mm | 1600 mm |
