2005 Alfa Romeo 156 vs. 1988 Opel Vectra
To start off, 2005 Alfa Romeo 156 is newer by 17 year(s). Which means there will be less support and parts availability for 1988 Opel Vectra. In addition, the cost of maintenance, including insurance, on 1988 Opel Vectra would be higher. At 3,179 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (247 HP @ 6200 RPM) has 191 more horse power than 1988 Opel Vectra. (56 HP @ 4600 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 1988 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 336 kg more than 1988 Opel Vectra. 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 Alfa Romeo 156 (305 Nm @ 4800 RPM) has 200 more torque (in Nm) than 1988 Opel Vectra. (105 Nm @ 2400 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1988 Opel Vectra.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1988 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Vectra |
| Year Released | 2005 | 1988 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 1700 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 56 HP |
| Engine RPM | 6200 RPM | 4600 RPM |
| Torque | 305 Nm | 105 Nm |
| Torque RPM | 4800 RPM | 2400 RPM |
| Engine Bore Size | 93 mm | 82.5 mm |
| Engine Stroke Size | 78 mm | 79.5 mm |
| Engine Compression Ratio | 10.5:1 | 23.0:1 |
| Top Speed | 250 km/hour | 151 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1410 kg | 1074 kg |
| Vehicle Length | 4440 mm | 4360 mm |
| Vehicle Width | 1770 mm | 1710 mm |
| Vehicle Height | 1410 mm | 1400 mm |
| Wheelbase Size | 2600 mm | 2600 mm |
| Fuel Consumption Overall | 12.3 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
