2002 Mercedes-Benz A vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Mercedes-Benz A. In addition, the cost of maintenance, including insurance, on 2002 Mercedes-Benz A would be higher. At 2,084 cc (4 cylinders), 2002 Mercedes-Benz A is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (148 HP @ 4000 RPM) has 10 more horse power than 2002 Mercedes-Benz A. (138 HP @ 5500 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 2002 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 35 kg more than 2002 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, 2005 Opel Vectra (321 Nm @ 2000 RPM) has 116 more torque (in Nm) than 2002 Mercedes-Benz A. (205 Nm @ 4000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2002 Mercedes-Benz A. 2002 Mercedes-Benz A has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Mercedes-Benz A will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Mercedes-Benz A | 2005 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | A | Vectra |
| Year Released | 2002 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2084 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 148 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 205 Nm | 321 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 82 mm |
| Engine Stroke Size | 94 mm | 90.4 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Top Speed | 198 km/hour | 217 km/hour |
| Acceleration 0-100mph | 9 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1165 kg | 1200 kg |
| Vehicle Length | 3650 mm | 4600 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1590 mm | 1470 mm |
| Wheelbase Size | 2430 mm | 2640 mm |
| Fuel Tank Capacity | 54 L | 61 L |
