1978 Audi 100 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 Audi 100. In addition, the cost of maintenance, including insurance, on 1978 Audi 100 would be higher. At 1,998 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (174 HP @ 5500 RPM) has 89 more horse power than 1978 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1978 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 475 kg more than 1978 Audi 100. 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 (265 Nm @ 2500 RPM) has 141 more torque (in Nm) than 1978 Audi 100. (124 Nm @ 3200 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1978 Audi 100.
Compare all specifications:
| 1978 Audi 100 | 2005 Opel Vectra | |
| Make | Audi | Opel |
| Model | 100 | Vectra |
| Year Released | 1978 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 174 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 124 Nm | 265 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Bore Size | 79.5 mm | 86 mm |
| Engine Stroke Size | 80 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1110 kg | 1585 kg |
| Vehicle Length | 4600 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2680 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 60 L |
