1991 Audi 80 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 14 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), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (124 HP @ 3250 RPM) has 10 more horse power than 1991 Audi 80. (114 HP @ 5400 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 280 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.
Because 1991 Audi 80 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1991 Audi 80 will offer significantly more control. 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 Signum (280 Nm @ 1500 RPM) has 113 more torque (in Nm) than 1991 Audi 80. (167 Nm @ 3200 RPM). This means 2005 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 | 2005 Opel Signum | |
| Make | Audi | Opel |
| Model | 80 | Signum |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 124 HP |
| Engine RPM | 5400 RPM | 3250 RPM |
| Torque | 167 Nm | 280 Nm |
| Torque RPM | 3200 RPM | 1500 RPM |
| Engine Bore Size | 82.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 98 mm |
| Top Speed | 190 km/hour | 201 km/hour |
| Acceleration 0-100mph | 11.9 seconds | 11.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1330 kg | 1610 kg |
| Vehicle Length | 4490 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2710 mm |
| Fuel Consumption Overall | 6.9 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 64 L | 60 L |
