1991 Audi 80 vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 10 year(s). Which means there will be less support and parts availability for 1991 Audi 80. In addition, the cost of maintenance, including insurance, on 1991 Audi 80 would be higher. At 2,171 cc (4 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (125 HP @ 3250 RPM) has 37 more horse power than 1991 Audi 80. (88 HP @ 4000 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 300 kg more than 1991 Audi 80. 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, 2001 Opel Signum (280 Nm @ 1500 RPM) has 98 more torque (in Nm) than 1991 Audi 80. (182 Nm @ 2300 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 80.
Compare all specifications:
| 1991 Audi 80 | 2001 Opel Signum | |
| Make | Audi | Opel |
| Model | 80 | Signum |
| Year Released | 1991 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 88 HP | 125 HP |
| Engine RPM | 4000 RPM | 3250 RPM |
| Torque | 182 Nm | 280 Nm |
| Torque RPM | 2300 RPM | 1500 RPM |
| Engine Compression Ratio | 21.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 14.6 seconds | 11.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1610 kg |
| Vehicle Length | 4490 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2840 mm |
| Fuel Consumption Overall | 4.5 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 65 L | 60 L |
