1981 Audi 100 vs. 1999 Opel Vectra
To start off, 1999 Opel Vectra is newer by 18 year(s). Which means there will be less support and parts availability for 1981 Audi 100. In addition, the cost of maintenance, including insurance, on 1981 Audi 100 would be higher. At 1,995 cc (4 cylinders), 1999 Opel Vectra is equipped with a bigger engine. In terms of performance, 1981 Audi 100 (85 HP @ 5600 RPM) has 4 more horse power than 1999 Opel Vectra. (81 HP @ 4300 RPM). In normal driving conditions, 1981 Audi 100 should accelerate faster than 1999 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Vectra weights approximately 290 kg more than 1981 Audi 100.
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, 1999 Opel Vectra (185 Nm @ 1800 RPM) has 61 more torque (in Nm) than 1981 Audi 100. (124 Nm @ 3200 RPM). This means 1999 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 100.
Compare all specifications:
| 1981 Audi 100 | 1999 Opel Vectra | |
| Make | Audi | Opel |
| Model | 100 | Vectra |
| Year Released | 1981 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 81 HP |
| Engine RPM | 5600 RPM | 4300 RPM |
| Torque | 124 Nm | 185 Nm |
| Torque RPM | 3200 RPM | 1800 RPM |
| Engine Bore Size | 79.5 mm | 84 mm |
| Engine Stroke Size | 80 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1110 kg | 1400 kg |
| Vehicle Length | 4600 mm | 4500 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1500 mm |
| Wheelbase Size | 2680 mm | 2650 mm |
