1978 Alfa Romeo Alfetta vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo Alfetta would be higher. At 3,175 cc (6 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (208 HP @ 6200 RPM) has 64 more horse power than 1978 Alfa Romeo Alfetta. (144 HP @ 6500 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1978 Alfa Romeo Alfetta. With that said, vehicle weight also plays an important factor in acceleration. 1978 Alfa Romeo Alfetta weights approximately 150 kg more than 2005 Opel Vectra.
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 (300 Nm @ 4000 RPM) has 131 more torque (in Nm) than 1978 Alfa Romeo Alfetta. (169 Nm @ 3500 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1978 Alfa Romeo Alfetta.
Compare all specifications:
| 1978 Alfa Romeo Alfetta | 2005 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | Alfetta | Vectra |
| Year Released | 1978 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 144 HP | 208 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 169 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 82.7 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Top Speed | 210 km/hour | 248 km/hour |
| Acceleration 0-100mph | 9.2 seconds | 7.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1200 kg |
| Vehicle Length | 4290 mm | 4600 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
| Fuel Tank Capacity | 70 L | 61 L |
