1991 Alfa Romeo 164 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 164. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 164 would be higher. At 3,175 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (208 HP @ 6200 RPM) has 1 more horse power than 1991 Alfa Romeo 164. (207 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1991 Alfa Romeo 164. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 83 kg more than 1991 Alfa Romeo 164. 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, 2007 Opel Vectra (300 Nm @ 4000 RPM) has 11 more torque (in Nm) than 1991 Alfa Romeo 164. (289 Nm @ 2750 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 164.
Compare all specifications:
| 1991 Alfa Romeo 164 | 2007 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 164 | Vectra |
| Year Released | 1991 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 207 HP | 208 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 289 Nm | 300 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 87.5 mm |
| Engine Stroke Size | 66.2 mm | 88 mm |
| Engine Compression Ratio | 8.0:1 | 10.0:1 |
| Top Speed | 243 km/hour | 248 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1440 kg | 1523 kg |
| Vehicle Length | 4560 mm | 4600 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2670 mm | 2710 mm |
| Fuel Tank Capacity | 70 L | 61 L |
